एपीए उद्धरण

Vyas N G & Surendran Nair C. (2002). Methods to increase the efficiency of rajphos (jamarkhotra rockphosphate) in the black soils of Palakkad district for rice. Department of Soil Science and Agriculture, College of Agriculture.

शिकागो स्टाइल उद्धरण

Vyas N G और Surendran Nair C. Methods to Increase the Efficiency of Rajphos (jamarkhotra Rockphosphate) in the Black Soils of Palakkad District for Rice. Vellayani: Department of Soil Science and Agriculture, College of Agriculture, 2002.

एमएलए उद्धरण

Vyas N G और Surendran Nair C. Methods to Increase the Efficiency of Rajphos (jamarkhotra Rockphosphate) in the Black Soils of Palakkad District for Rice. Department of Soil Science and Agriculture, College of Agriculture, 2002.