Cita APA (7a ed.)

Wallace, M. (1986). The silent twins. Prentice Hall Pr.

Cita Chicago Style (17a ed.)

Wallace, Marjorie. The Silent Twins. New York: Prentice Hall Pr, 1986.

Cita MLA (8a ed.)

Wallace, Marjorie. The Silent Twins. Prentice Hall Pr, 1986.