एपीए उद्धरण

Palaniappan,S P. (1999). Organic Farming: Theory and Practice. scientific.

शिकागो स्टाइल उद्धरण

Palaniappan,S P. Organic Farming: Theory and Practice. jodhpur: scientific, 1999.

एमएलए उद्धरण

Palaniappan,S P. Organic Farming: Theory and Practice. scientific, 1999.