APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Spielberger, Charles Donald. Encyclopedia of Applied Psychology. First edition. Oxford ; Boston: Elsevier Academic Press, 2004.

MLA (8th ed.) Citation

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

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