00527    a2200121   4500020001500000050001700015100002300032245024200055264004500297300001200342500002300354650002800377  a8175152087  aTD145BHA1998  aBhatia H.Seauthor  aA textbook on Environmental Pollution and control :cBhatia H.SbComprehensive and cohesive guide for quick assimilation of principles,concerpts and their application in alternative fields related to environmental pollution and control /  aNew Delhi:bGalgotia Publications,c1998  a433p. :  aincludes  appendix  aenvironmental pollution