APA Format
William D. Berry . (). Nonrecusive causal models. : New Delhi Sage Publ. 1984
MLA Format
William D. Berry . Nonrecusive causal models. : New Delhi Sage Publ. 1984,
Australian/Harvard Format
William D. Berry . . Nonrecusive causal models. New Delhi Sage Publ. 1984, 
Warning: These citations may not always be 100% accurate.