Green, R. L., Sturgeon, R. V., Pinkston, K. N., Nesheim, O. N., & Cuperus, G. W. (1985). Maintenance calendar for bentgrass putting greens. Cooperative Extension Service, Division of Agriculture, Oklahoma State University.
Chicago Style (17th ed.) CitationGreen, R. L., R. V. Sturgeon, Kenneth Neal Pinkston, O. Norman Nesheim, and Gerrit W. Cuperus. Maintenance Calendar for Bentgrass Putting Greens. [Stillwater, Okla.]: Cooperative Extension Service, Division of Agriculture, Oklahoma State University, 1985.
MLA (9th ed.) CitationGreen, R. L., et al. Maintenance Calendar for Bentgrass Putting Greens. Cooperative Extension Service, Division of Agriculture, Oklahoma State University, 1985.
Warning: These citations may not always be 100% accurate.