Cita APA (7a ed.)

Waugh, D., & Bushell, T. (1993). Interactions (1. publ., reprinted.). Thornes.

Cita Chicago Style (17a ed.)

Waugh, David, y Tony Bushell. Interactions. 1. publ., reprinted. Cheltenham: Thornes, 1993.

Cita MLA (9a ed.)

Waugh, David, y Tony Bushell. Interactions. 1. publ., reprinted. Thornes, 1993.