000 00320nam a2200121Ia 4500
001 27058
008 170722s9999 xx 000 0 und d
100 _aSinha, A. K.
245 _aHuman health and environment 2V. 1997 /
260 _aNew Delhi :
_bAPH publishing corporation ,
_c1997.
300 _c22cms
942 _cGEN
999 _c116930
_d116930