एपीए उद्धरण

SINGH, G., & VENKATARAMANAN, C. (1994). MANUAL OF SOIL & WATER CONSERVATION PRACTICES.

शिकागो स्टाइल उद्धरण

SINGH, GURMRL, और C. VENKATARAMANAN. MANUAL OF SOIL & WATER CONSERVATION PRACTICES. NEW DELHI, OXFORD & IBH, 1994.

एमएलए उद्धरण

SINGH, GURMRL, और C. VENKATARAMANAN. MANUAL OF SOIL & WATER CONSERVATION PRACTICES. 1994.