APA način citiranja

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.

Čikaški stil citiranja

Vyas N G i 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.

MLA način citiranja

Vyas N G i 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.