एपीए उद्धरण

SPARKS, D. L. (2001). ADVANCES IN AGRONOMY: V-73.

शिकागो स्टाइल उद्धरण

SPARKS, DONALD L. ADVANCES IN AGRONOMY: V-73. NEW YORK, ACADEMIC PRESS, 2001.

एमएलए उद्धरण

SPARKS, DONALD L. ADVANCES IN AGRONOMY: V-73. 2001.