एपीए उद्धरण

Black, C. A. (1973). Soil plant relationship (2.). Wiley Eastern Limited.

शिकागो स्टाइल उद्धरण

Black, C A. Soil Plant Relationship. 2. New Delhi: Wiley Eastern Limited, 1973.

एमएलए उद्धरण

Black, C A. Soil Plant Relationship. 2. Wiley Eastern Limited, 1973.