Cita APA (7a ed.)

Blanck, G., & Blanck, R. (1974). Ego psychology: Theory & practice. Columbia University Press.

Cita Chicago Style (17a ed.)

Blanck, Gertrude, y Rubin Blanck. Ego Psychology: Theory & Practice. New York: Columbia University Press, 1974.

Cita MLA (9a ed.)

Blanck, Gertrude, y Rubin Blanck. Ego Psychology: Theory & Practice. Columbia University Press, 1974.