National Golf Foundation. (1999). Trends in the golf industry, 1986-1998 (1999 edition.). National Golf Foundation.
Chicago Style (17th ed.) CitationNational Golf Foundation. Trends in the Golf Industry, 1986-1998. 1999 edition. Jupiter, FL: National Golf Foundation, 1999.
MLA (9th ed.) CitationNational Golf Foundation. Trends in the Golf Industry, 1986-1998. 1999 edition. National Golf Foundation, 1999.
Warning: These citations may not always be 100% accurate.