Tandon, H. (1993). Methods of analysis of soils, plants, waters and fertilizers. Fertiliser Development and Consultation Organisation.
Lua i Stíl Chicago (17ú heag.)Tandon, H.L.S. Methods of Analysis of Soils, Plants, Waters and Fertilizers. New Delhi: Fertiliser Development and Consultation Organisation, 1993.
Lua MLA (9ú heag.)Tandon, H.L.S. Methods of Analysis of Soils, Plants, Waters and Fertilizers. Fertiliser Development and Consultation Organisation, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.