Changing contours of arid ecology : physical and cultural heritage edited by Indra Pal, S S Dhabriya and S C Kalwar - Jaipur Asian Environmental Council 1993 ISBN: 8185304726 Subjects--Topical Terms: Arid regions - ecologyecologyarid regions - floradesert ecology Dewey Class. No.: C / B 574.5265 PAL