Cita APA (7a ed.)

Lahey, B. B. (1998). Psychology, an introduction (6th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Lahey, Benjamin B. Psychology, an Introduction. 6th ed. Boston [etc.]: McGraw-Hill, 1998.

Cita MLA (9a ed.)

Lahey, Benjamin B. Psychology, an Introduction. 6th ed. McGraw-Hill, 1998.