APA

Runkel P. J., McGrath J. E., . (1972). Research on human behavior: a systematic guide to method. New York: Holt, Rinehart and Winston.

Chicago

Runkel Philip Julian, McGrath Joseph Edward, . 1972. Research on human behavior: a systematic guide to method. New York: Holt, Rinehart and Winston.

Harvard

Runkel P. J., McGrath J. E., . (1972). Research on human behavior: a systematic guide to method. New York: Holt, Rinehart and Winston.

MLA

Runkel Philip Julian, McGrath Joseph Edward, . Research on human behavior: a systematic guide to method. New York: Holt, Rinehart and Winston. 1972.