APA Edition Citation

William Yule & Janet Carr. (1987). Behaviour modification for people with mental handicaps (2nd.). Croom Helm.

Chicago Edition Citation

William Yule and Janet Carr. Behaviour Modification for People with Mental Handicaps. 2nd. London: Croom Helm, 1987.

MLA Edition Citation

William Yule and Janet Carr. Behaviour Modification for People with Mental Handicaps. 2nd. Croom Helm, 1987.

Warning: These citations may not always be 100% accurate.