Tandon, H. (1993). Methods of analysis of soils, plants, waters and fertilizers. Fertiliser Development and Consultation Organisation.
Chicago-referens (17:e uppl.)Tandon, H.L.S. Methods of Analysis of Soils, Plants, Waters and Fertilizers. New Delhi: Fertiliser Development and Consultation Organisation, 1993.
MLA-referens (9:e uppl.)Tandon, H.L.S. Methods of Analysis of Soils, Plants, Waters and Fertilizers. Fertiliser Development and Consultation Organisation, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.