APA (7th ed.) Citation

Helmy, I., Banes, R., & Gerson, G. (1987). Effective parks & recreation boards & commissions. American Alliance for Health, Physical Education, Recreation, and Dance.

Chicago Style (17th ed.) Citation

Helmy, Ibrahim, Robert Banes, and Gus Gerson. Effective Parks & Recreation Boards & Commissions. Reston, Va.: American Alliance for Health, Physical Education, Recreation, and Dance, 1987.

MLA (9th ed.) Citation

Helmy, Ibrahim, et al. Effective Parks & Recreation Boards & Commissions. American Alliance for Health, Physical Education, Recreation, and Dance, 1987.