Tohutoro APA (7th ed.)

Knorre, M., & Dorwick, T. (1993). Puntos de partida: An invitation to Spanish (3rd ed.). McGraw - Hill.

Tohutoru Kātū Chicago (17th ed.)

Knorre, Marty, me Thalia Dorwick. Puntos De Partida: An Invitation to Spanish. 3rd ed. New York: McGraw - Hill, 1993.

Tohutoro MLA (9th ed.)

Knorre, Marty, me Thalia Dorwick. Puntos De Partida: An Invitation to Spanish. 3rd ed. McGraw - Hill, 1993.