Singh, R. L., & Singh, R. P. B. (1978). Spatial planning in Indian perspective: An approach towards theory and its application. International Geographical Union, Working Group Transformation of Rural Habitat in Developing Countries and National Geographical Society of India.
Παραπομπή σε μορφή Chicago (17η εκδ.)Singh, R. L., και Rana P. B. Singh. Spatial Planning in Indian Perspective: An Approach Towards Theory and Its Application. Varanasi, India: International Geographical Union, Working Group Transformation of Rural Habitat in Developing Countries and National Geographical Society of India, 1978.
Παραπομπή σε μορφή MLA (8th εκδ.)Singh, R. L., και Rana P. B. Singh. Spatial Planning in Indian Perspective: An Approach Towards Theory and Its Application. International Geographical Union, Working Group Transformation of Rural Habitat in Developing Countries and National Geographical Society of India, 1978.