Cita APA (7th ed.)

ebrary, Inc, & Lockeretz, W. (2007). Organic farming: An international history. CABI.

Cita Chicago (17th ed.)

ebrary, Inc, i William Lockeretz. Organic Farming: An International History. Cambridge, MA: CABI, 2007.

Cita MLA (9th ed.)

ebrary, Inc, i William Lockeretz. Organic Farming: An International History. CABI, 2007.