Cita APA

Feldman, R. S., & Robert S. Feldman. Understanding psychology. New York: McGraw-Hill.

Citación estilo Chicago

Feldman, Robert S., y Robert S. Feldman. Understanding Psychology. New York: McGraw-Hill.

Cita MLA

Feldman, Robert S., y Robert S. Feldman. Understanding Psychology. New York: McGraw-Hill.