Cita APA

Wood, D., & Wood, A. (1991). Piggies (1. ed.). New York: Houghton Mifflin Harcourt.

Citación estilo Chicago

Wood, Don, y Audrey Wood. Piggies. 1. ed. New York: Houghton Mifflin Harcourt, 1991.

Cita MLA

Wood, Don, y Audrey Wood. Piggies. 1. ed. New York: Houghton Mifflin Harcourt, 1991.