Cita APA (7a ed.)

Kirsten, G., & Robertiello, R. (1978). Big You, Little You: Separation therapy. A Kangaroo Books.

Cita Chicago Style (17a ed.)

Kirsten, Grace, y Richard Robertiello. Big You, Little You: Separation Therapy. New York: A Kangaroo Books, 1978.

Cita MLA (9a ed.)

Kirsten, Grace, y Richard Robertiello. Big You, Little You: Separation Therapy. A Kangaroo Books, 1978.