ebrary, Inc, & Lockeretz, W. (2007). Organic farming: An international history. CABI.
Chicago Style (17th ed.) Citationebrary, Inc, and William Lockeretz. Organic Farming: An International History. Cambridge, MA: CABI, 2007.
MLA引文ebrary, Inc, and William Lockeretz. Organic Farming: An International History. CABI, 2007.
警告:這些引文格式不一定是100%准確.