Shaw, M. D., Beppler, D. C., & McCurdy, J. A. (1970). Energy use and the food system: Energy and you. Pennsylvania State University, College of Agriculture Extension Service.
Chicago Style (17th ed.) CitationShaw, Mark D., David C. Beppler, and J. A. McCurdy. Energy Use and the Food System: Energy and You. University Park, Pa.: Pennsylvania State University, College of Agriculture Extension Service, 1970.
MLA (9th ed.) CitationShaw, Mark D., et al. Energy Use and the Food System: Energy and You. Pennsylvania State University, College of Agriculture Extension Service, 1970.
Warning: These citations may not always be 100% accurate.