Gaya APA

Schuster, C, S., Ashburn, S, S. (1986). The Process of Human Development : A Holistic Life-Span Approach (2nd Ed). Boston: Little, Brown and Company.

Gaya MLA

Schuster, Clara, Shaw., Ashburn, Shirley, Smith. "The Process of Human Development : A Holistic Life-Span Approach". 2nd Ed Boston: Little, Brown and Company, 1986. Text.