Crafts, L. W., Schneirla, T. C., Robinson, E. E., & Gilbert, R. W. (1938). Recent experiments in psychology. McGraw-Hill.

Crafts, Leland Whitney, T. C. Schneirla, Elsa E. Robinson, and Ralph W. Gilbert. Recent Experiments in Psychology. New York: McGraw-Hill, 1938.

Crafts, Leland Whitney, et al. Recent Experiments in Psychology. McGraw-Hill, 1938.