APA (7th ed.) Citation

Rickard, H. C. (1971). Behavioral intervention in human problems. Pergamon general psychology series.

Chicago Style (17th ed.) Citation

Rickard, Henry C. "Behavioral Intervention in Human Problems." Pergamon General Psychology Series 1971.

MLA (9th ed.) Citation

Rickard, Henry C. "Behavioral Intervention in Human Problems." Pergamon General Psychology Series, 1971.

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