I.G.U. Working Group, Transformation of Rural Habitat in Developing Countries, Singh, R. L., & Singh, R. P. B. (1978). Transformation of rural habitat in Indian perspective: A geographic dimension. National Geographical Society of India.

I.G.U. Working Group, Transformation of Rural Habitat in Developing Countries, R. L. Singh, and Rana P. B. Singh. Transformation of Rural Habitat in Indian Perspective: A Geographic Dimension. Varanasi: National Geographical Society of India, 1978.

I.G.U. Working Group, Transformation of Rural Habitat in Developing Countries, et al. Transformation of Rural Habitat in Indian Perspective: A Geographic Dimension. National Geographical Society of India, 1978.