एपीए उद्धरण

NULL. (1992). ENVIRONMENTAL AGRICULTURAL POLLUTION (I.). AKASHDEEP PUBLISHING HOUSE.

शिकागो स्टाइल उद्धरण

NULL. ENVIRONMENTAL AGRICULTURAL POLLUTION. I. INDIA: AKASHDEEP PUBLISHING HOUSE, 1992.

एमएलए उद्धरण

NULL. ENVIRONMENTAL AGRICULTURAL POLLUTION. I. AKASHDEEP PUBLISHING HOUSE, 1992.