Cita APA

Gravelle, K., & John, B. A. (1986). Teenagers face to face with cancer. Julian Messner.

Citación estilo Chicago

Gravelle, Karen, and Bertram A. John. Teenagers Face to Face with Cancer. New York: Julian Messner, 1986.

Cita MLA

Gravelle, Karen, and Bertram A. John. Teenagers Face to Face with Cancer. Julian Messner, 1986.