National Farm & Power Equipment Dealers Association (U.S.). Official guide, tractors and farm equipment. [National Farm & Power Services].
Chicago Style (17th ed.) CitationNational Farm & Power Equipment Dealers Association (U.S.). Official Guide, Tractors and Farm Equipment. [St. Louis]: [National Farm & Power Services].
MLA (9th ed.) CitationNational Farm & Power Equipment Dealers Association (U.S.). Official Guide, Tractors and Farm Equipment. [National Farm & Power Services].
Warning: These citations may not always be 100% accurate.