Govinda Rajan S. G. R. H., . (1978). Studies on soils of India. : Vikas.
Govinda Rajan S.V Gopala Rao H.G, . 1978. Studies on soils of India. : Vikas.
Govinda Rajan S.V Gopala Rao H.G, . Studies on soils of India. : Vikas. 1978.