APA (7th ed.) Citation

Greenspan, S. I., & Pollock, G. H. (1993). Late adulthood. International Universities Press.

Chicago Style (17th ed.) Citation

Greenspan, Stanley I., and George H. Pollock. Late Adulthood. Madison, Connecticut: International Universities Press, 1993.

MLA (9th ed.) Citation

Greenspan, Stanley I., and George H. Pollock. Late Adulthood. International Universities Press, 1993.