APA (7th ed.) Citation

Spielberger, C. D. (2004). Encyclopedia of applied psychology. Elsevier Academic.

Chicago Style (17th ed.) Citation

Spielberger, Charles Donald. Encyclopedia of Applied Psychology. Oxford: Elsevier Academic, 2004.

MLA (9th ed.) Citation

Spielberger, Charles Donald. Encyclopedia of Applied Psychology. Elsevier Academic, 2004.

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