Cita APA (7th ed.)

Arnold, V. A., Smith, C. B., Flood, J., & Lapp, D. (1989). Doorways. Macmillan Publishing.

Cita Chicago (17th ed.)

Arnold, Virginia A., Carl B. Smith, James Flood, i Diane Lapp. Doorways. New York: Macmillan Publishing, 1989.

Cita MLA (9th ed.)

Arnold, Virginia A., et al. Doorways. Macmillan Publishing, 1989.