Kardiner, A., Linton, R., du Bois, C., & West, J. (1948). The psychological frontiers of society (4. Aufl.). Columbia University Press.
Cita Chicago (17th ed.)Kardiner, Abram, Ralph Linton, Cora du Bois, i James West. The Psychological Frontiers of Society. 4. Aufl. New York: Columbia University Press, 1948.
Cita MLA (8th ed.)Kardiner, Abram, et al. The Psychological Frontiers of Society. 4. Aufl. Columbia University Press, 1948.
Atenció: Aquestes cites poden no estar 100% correctes.