National Turfgrass Evaluation Program (U.S.). (1996). National Kentucky bluegrass test-1990: Medium-high maintenance : 1995 progress report. U.S. Dept. of Agriculture, Agricultural Research Service, Beltsville Agricultural Research Center.
Chicago Style (17th ed.) CitationNational Turfgrass Evaluation Program (U.S.). National Kentucky Bluegrass Test-1990: Medium-high Maintenance : 1995 Progress Report. Beltsville, Md.: U.S. Dept. of Agriculture, Agricultural Research Service, Beltsville Agricultural Research Center, 1996.
MLA (9th ed.) CitationNational Turfgrass Evaluation Program (U.S.). National Kentucky Bluegrass Test-1990: Medium-high Maintenance : 1995 Progress Report. U.S. Dept. of Agriculture, Agricultural Research Service, Beltsville Agricultural Research Center, 1996.