(2000). Farmer-scientist proclaims benefits of organic farming. Tao-Kalikasan.
Chicago (17e ed.) Bronvermelding"Farmer-scientist Proclaims Benefits of Organic Farming." Tao-Kalikasan 2000.
MLA (9e ed.) Bronvermelding"Farmer-scientist Proclaims Benefits of Organic Farming." Tao-Kalikasan, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.