APA (7th ed.) Citation

Greenspan, S. I. (1989). The development of the ego: Implication for personality theory, psychopathology, and the psychotherapeutic process. International Universities Press.

Chicago Style (17th ed.) Citation

Greenspan, Stanley I. The Development of the Ego: Implication for Personality Theory, Psychopathology, and the Psychotherapeutic Process. Madison, Conn.: International Universities Press, 1989.

MLA (9th ed.) Citation

Greenspan, Stanley I. The Development of the Ego: Implication for Personality Theory, Psychopathology, and the Psychotherapeutic Process. International Universities Press, 1989.