Sinha, Rajiv K.. Environmental crisis and humans at rish:Prioritics for action / by Rajiv K.Sinha. - 1st ed / - Jaipur : INA Shree Publishers , 1969 - xvi,387p : ISBN: 81-86653-04-X Subjects--Topical Terms: Environmental Crisis Dewey Class. No.: Y91:55 / N7