Gates, J. P. (1990). Audiovisuals in the NAL collection relating to alternative farming systems. National Agricultural Library.
Chicago Style (17th ed.) CitationGates, Jane Potter. Audiovisuals in the NAL Collection Relating to Alternative Farming Systems. Beltsville, Md.: National Agricultural Library, 1990.
MLA (9th ed.) CitationGates, Jane Potter. Audiovisuals in the NAL Collection Relating to Alternative Farming Systems. National Agricultural Library, 1990.
Warning: These citations may not always be 100% accurate.