Cita APA

Schaller, S., & Schaller, S. (1995). A man without words. Berkeley: University of California Press.

Citación estilo Chicago

Schaller, Susan, y Susan Schaller. A Man Without Words. Berkeley: University of California Press, 1995.

Cita MLA

Schaller, Susan, y Susan Schaller. A Man Without Words. Berkeley: University of California Press, 1995.