00473nam a2200169 a 4500 20260717091605.0 260717s1994 ii 000 0 eng d 8171005284 eng 628.168 Mahajan, V. J. Environment protection challenges and issues / Mahajan, V. J. New Delhi : Deep & Deep Publications, 1994. xviii, 271 p. : ill. ; 22 cm. Environment BK 35339 35339 0 0 0 0 DC BKBCL BKBCL 1997-07-28 275.00 0 628.168 MAH 35141 2026-07-17 09:16:05 275.00 2026-07-17 BK