000 00463nam a2200193Ia 4500
003 GCL
008 140319s9999 xx 000 0 eng d
040 _aGCL /
_cGCL
082 0 4 _a507
_bC C
100 1 _aGULL, R. G.
245 1 0 _aCONCEPTS OF SCIENCE /
_cGULL, R. G.
700 1 _aDRAKE, W. A.
260 _a[S.N] :
_bWILLY EASTERN LIMITED ،
_c1991
300 _a\
650 0 4 _aSCIENCE
650 0 4 _aEARTH
650 0 4 _aLIFE, SCIENCES
942 _2ddc
_cBK
999 _c20158
_d20158