Cita APA (7a ed.)

Lewin, K., Heider, G. M., & Heider, F. (1936). Principles of topological psychology. McGraw-Hill.

Cita Chicago Style (17a ed.)

Lewin, Kurt, Grace M. Heider, y Fritz Heider. Principles of Topological Psychology. New York: McGraw-Hill, 1936.

Cita MLA (9a ed.)

Lewin, Kurt, et al. Principles of Topological Psychology. McGraw-Hill, 1936.