APA (7th ed.) Citation

Professional Grounds Management Society. (1991). Grounds maintenance management guidelines (Fourth edition.). Professional Grounds Management Society.

Chicago Style (17th ed.) Citation

Professional Grounds Management Society. Grounds Maintenance Management Guidelines. Fourth edition. Cockeysville, MD: Professional Grounds Management Society, 1991.

MLA (9th ed.) Citation

Professional Grounds Management Society. Grounds Maintenance Management Guidelines. Fourth edition. Professional Grounds Management Society, 1991.

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