Franklin

MLA

Sherif, Muzafer, and Gardner Murphy. The Psychology of Social Norms. New York and London: Harper & brothers, 1936.

APA

Sherif, M., & Murphy, G. (1936). The psychology of social norms. New York and London: Harper & brothers.

Chicago

Sherif, Muzafer, and Gardner Murphy. The Psychology of Social Norms. New York and London: Harper & brothers, 1936.