must cross-refer
Regular verb: cross-refer - cross-refered- cross-refered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must cross-refer
you must cross-refer
he must cross-refer
we must cross-refer
you must cross-refer
they must cross-refer 	I must be cross-refering
you must be cross-refering
he must be cross-refering
we must be cross-refering
you must be cross-refering
they must be cross-refering	I must have cross-refered
you must have cross-refered
he must have cross-refered
we must have cross-refered
you must have cross-refered
they must have cross-refered	I must have been cross-refering
you must have been cross-refering
he must have been cross-refering
we must have been cross-refering
you must have been cross-refering
they must have been cross-refering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't cross-refer
you mustn't cross-refer
he mustn't cross-refer
we mustn't cross-refer
you mustn't cross-refer
they mustn't cross-refer 	I mustn't be cross-refering
you mustn't be cross-refering
he mustn't be cross-refering
we mustn't be cross-refering
you mustn't be cross-refering
they mustn't be cross-refering	I mustn't have cross-refered
you mustn't have cross-refered
he mustn't have cross-refered
we mustn't have cross-refered
you mustn't have cross-refered
they mustn't have cross-refered	I mustn't have been cross-refering
you mustn't have been cross-refering
he mustn't have been cross-refering
we mustn't have been cross-refering
you mustn't have been cross-refering
they mustn't have been cross-refering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I cross-refer?
must you cross-refer?
must he cross-refer?
must we cross-refer?
must you cross-refer?
must they cross-refer? 	must I be cross-refering?
must you be cross-refering?
must he be cross-refering?
must we be cross-refering?
must you be cross-refering?
must they be cross-refering? 	must I have cross-refered?
must you have cross-refered?
must he have cross-refered?
must we have cross-refered?
must you have cross-refered?
must they have cross-refered? 	must I have been cross-refering?
must you have been cross-refering?
must he have been cross-refering?
must we have been cross-refering?
must you have been cross-refering?
must they have been cross-refering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I cross-refer?
mustn't you cross-refer?
mustn't he cross-refer?
mustn't we cross-refer?
mustn't you cross-refer?
mustn't they cross-refer? 	mustn't I be cross-refering?
mustn't you be cross-refering?
mustn't he be cross-refering?
mustn't we be cross-refering?
mustn't you be cross-refering?
mustn't they be cross-refering? 	mustn't I have cross-refered?
mustn't you have cross-refered?
mustn't he have cross-refered?
mustn't we have cross-refered?
mustn't you have cross-refered?
mustn't they have cross-refered? 	mustn't I have been cross-refering?
mustn't you have been cross-refering?
mustn't he have been cross-refering?
mustn't we have been cross-refering?
mustn't you have been cross-refering?
mustn't they have been cross-refering?