APA (7th ed.) Citation

Spielberger, C. D. (1972). Anxiety: Current trends in theory and research (1.). Academic Press.

Chicago Style (17th ed.) Citation

Spielberger, Charles D. Anxiety: Current Trends in Theory and Research. 1. Chantilly: Academic Press, 1972.

MLA (9th ed.) Citation

Spielberger, Charles D. Anxiety: Current Trends in Theory and Research. 1. Academic Press, 1972.

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