Cita APA (7a ed.)

Schave, B., & Ciriello, J. (1983). Identity and intimacy in twins. Praeger.

Cita Chicago Style (17a ed.)

Schave, Barbara, y Janet Ciriello. Identity and Intimacy in Twins. New York: Praeger, 1983.

Cita MLA (8a ed.)

Schave, Barbara, y Janet Ciriello. Identity and Intimacy in Twins. Praeger, 1983.