APA (7th ed.) Citation

Knorre, M., & Dorwick, T. (1989). Puntos de Partida: An invitation to Spanish (3rd.ed.). Random.

Chicago Style (17th ed.) Citation

Knorre, Marty, and Thalia Dorwick. Puntos De Partida: An Invitation to Spanish. 3rd.ed. New York: Random, 1989.

MLA (9th ed.) Citation

Knorre, Marty, and Thalia Dorwick. Puntos De Partida: An Invitation to Spanish. 3rd.ed. Random, 1989.