000 00698nam a2200217Ia 4500
008 191130s1998##################000#0#eng##
020 _a8170248868
040 _aACL
_cACL
082 _a577.03 CHI
100 _aChitkara, M. G
245 _aEncyclopaedia of ecology, environment and pollution : science, technology and environment
_cM.G. Chitkara
250 _a1st ed
260 _aNew Delhi
_bA. P. H. Pub. Corp
_c1998
300 _axv, 155 p. ; 26 cm
500 _aIncludes bibliographical references and index
650 _aEnvironmental protection
650 _aPollution--Environmental aspects
990 _af7a08e1aac10000c7314c53742ee2fa8
991 _a256186
999 _c160513
_d160513