Cita APA (7th ed.)

Terrell, T. D., Andrade, M., Egasse, J., & Muñoz, E. M. (1990). Dos Mundos: A communicative approach (2a. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Terrell, Tracy D., Magdalena Andrade, Jeanne Egasse, i Elías Miguel Muñoz. Dos Mundos: A Communicative Approach. 2a. ed. Nueva York: McGraw-Hill, 1990.

Cita MLA (9th ed.)

Terrell, Tracy D., et al. Dos Mundos: A Communicative Approach. 2a. ed. McGraw-Hill, 1990.