Cita APA (7th ed.)

Feldman, R. S. (1994). Essentials of understanding psychology (2nd ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Feldman, Robert S. Essentials of Understanding Psychology. 2nd ed. New York: McGraw-Hill, 1994.

Cita MLA (9th ed.)

Feldman, Robert S. Essentials of Understanding Psychology. 2nd ed. McGraw-Hill, 1994.