Cita APA (7a ed.)

Thompson, R., & Daly, T. (1979). The number to call is . St. Martin's Press.

Cita Chicago Style (17a ed.)

Thompson, Raymond, y Treve Daly. The Number to Call Is . New York: St. Martin's Press, 1979.

Cita MLA (9a ed.)

Thompson, Raymond, y Treve Daly. The Number to Call Is . St. Martin's Press, 1979.