APA (7th ed.) Citation

Whittaker, J. O. (1968). Psicologia. Interamericana.

Chicago Style (17th ed.) Citation

Whittaker, James O. Psicologia. Interamericana, 1968.

MLA (9th ed.) Citation

Whittaker, James O. Psicologia. Interamericana, 1968.

Warning: These citations may not always be 100% accurate.