एपीए उद्धरण

Regi P Mathews & Jose A I. (1985). Suitability of Rockphosphate for Direct Application in Acid Rice Soils of Kerala. Department of Soil Science and Agricultural Chemistry, College of Horticulture.

शिकागो स्टाइल उद्धरण

Regi P Mathews और Jose A I. Suitability of Rockphosphate for Direct Application in Acid Rice Soils of Kerala. Vellanikkara: Department of Soil Science and Agricultural Chemistry, College of Horticulture, 1985.

एमएलए उद्धरण

Regi P Mathews और Jose A I. Suitability of Rockphosphate for Direct Application in Acid Rice Soils of Kerala. Department of Soil Science and Agricultural Chemistry, College of Horticulture, 1985.