Cita APA

Spurrett, D. (2012). What is to be Done? Why Reward is Difficult to Do Without. Frontiers Media S.A.

Chicago Style Citation

Spurrett, David. What Is to Be Done? Why Reward Is Difficult to Do Without. Frontiers Media S.A, 2012.

Cita MLA

Spurrett, David. What Is to Be Done? Why Reward Is Difficult to Do Without. Frontiers Media S.A, 2012.

Atenció: Aquestes cites poden no estar 100% correctes.