Singh, H. P. (1979). Resource appraisal and planning in India.
Citación estilo ChicagoSingh, Harendra Pal. Resource Appraisal and Planning in India. Rajesh Publications, New Delhi, 1979.
Cita MLASingh, Harendra Pal. Resource Appraisal and Planning in India. 1979.
Precaución: Estas citas no son 100% exactas.