APA-Zitierstil (7. Ausg.)

Hoopes, M. M., & Harper, J. M. (1987). Birth order roles and sibling patterns in individual and family therapy. Aspen Publ.

Chicago-Zitierstil (17. Ausg.)

Hoopes, Margaret M., und James M. Harper. Birth Order Roles and Sibling Patterns in Individual and Family Therapy. Rockville, Md. u.a: Aspen Publ, 1987.

MLA-Zitierstil (9. Ausg.)

Hoopes, Margaret M., und James M. Harper. Birth Order Roles and Sibling Patterns in Individual and Family Therapy. Aspen Publ, 1987.