000 00399nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a574.5 N1
100 _a"Nanda, J N"
245 0 _aMaterials and Environment
250 _a\\198400ENGGPS000
260 _aInterprint
260 _b1984
260 _cNew Delhi
300 _a132p
500 _aincludes index and biblioraphy
942 _cBK
999 _c48238
_d48238