The Oxford handbook of human motivation

MLA

Ryan, Richard M. The Oxford Handbook of Human Motivation. Second edition. New York, NY: Oxford University Press, 2019.

APA

Ryan, R. M. (2019). The Oxford handbook of human motivation. Second edition. New York, NY: Oxford University Press.

Chicago

Ryan, Richard M., The Oxford Handbook of Human Motivation. Second edition. New York, NY: Oxford University Press, 2019.