R. S. Doria 
Man, Development and Environment 
 - New Delhi  Ashish Publishing House  1990 
 - 327p 
R. S. Doria; Avadhesh  K. Singh & Surendra Singh: Man, Development and Environment.  New Delhi.  Ashish Publishing House, 1990. 81-7024-288-6--(363.7DOR)   
ENGLISH 
81-7024-288-6 
363.7  / DOR