Cita APA (7a ed.)

Allport, G. W. (1964). Becoming: Basic considerations for a psychology of personality (13th printing.). Yale University Press.

Cita Chicago Style (17a ed.)

Allport, Gordon W. Becoming: Basic Considerations for a Psychology of Personality. 13th printing. New Haven [etc.]: Yale University Press, 1964.

Cita MLA (9a ed.)

Allport, Gordon W. Becoming: Basic Considerations for a Psychology of Personality. 13th printing. Yale University Press, 1964.