Cita APA (7th ed.)
Kardiner, A., & Preble, E. They studied man.
Cita Chicago (17th ed.)
Kardiner, Abram, i Edward Preble. They Studied Man.
Cita MLA (9th ed.)
Kardiner, Abram, i Edward Preble. They Studied Man.
Atenció: Aquestes cites poden no estar 100% correctes.