APA (7th ed.) Citation

Stinson, R. F., Henn, K. T., & Doerr, G. R. (1981). Greenskeeping. Pennsylvania State University.

Chicago Style (17th ed.) Citation

Stinson, Richard F., Keith T. Henn, and Gary R. Doerr. Greenskeeping. University Park, Pennsylvania: Pennsylvania State University, 1981.

MLA (9th ed.) Citation

Stinson, Richard F., et al. Greenskeeping. Pennsylvania State University, 1981.