(2000). Farmer-scientist proclaims benefits of organic farming. Tao-Kalikasan.
芝加哥风格引文"Farmer-scientist Proclaims Benefits of Organic Farming." Tao-Kalikasan 2000.
MLA引文"Farmer-scientist Proclaims Benefits of Organic Farming." Tao-Kalikasan, 2000.
警告：这些引文格式不一定是100％准确.