Cita APA (7th ed.)

MacMullen, R. (2014). Why do we do what we do?: Motivation in history and the social sciences. De Gruyter Open.

Cita Chicago (17th ed.)

MacMullen, Ramsay. Why Do We Do What We Do?: Motivation in History and the Social Sciences. Warsaw, [Poland] ; Berlin, [Germany]: De Gruyter Open, 2014.

Cita MLA (9th ed.)

MacMullen, Ramsay. Why Do We Do What We Do?: Motivation in History and the Social Sciences. De Gruyter Open, 2014.