APA (7th ed.) Citation

Witt, P. A., & Ellis, G. D. (1987). The leisure diagnostic battery.

Chicago Style (17th ed.) Citation

Witt, Peter A., and Gary D. Ellis. The Leisure Diagnostic Battery. 1987.

MLA (9th ed.) Citation

Witt, Peter A., and Gary D. Ellis. The Leisure Diagnostic Battery. 1987.

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