Dhruva Narayana, V. V. (1980). Reclaiming alkali soils: Engineering aspects. Central Soil Salinity Research Institute (B.K.A.P.).
Lua i Stíl Chicago (17ú heag.)Dhruva Narayana, V. V. Reclaiming Alkali Soils: Engineering Aspects. Karnal: Central Soil Salinity Research Institute (B.K.A.P.), 1980.
Lua MLA (8ú heag.)Dhruva Narayana, V. V. Reclaiming Alkali Soils: Engineering Aspects. Central Soil Salinity Research Institute (B.K.A.P.), 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.