000 00299nam a2200121Ia 4500
003 GCL
008 140319s9999 xx 000 0 eng d
040 _aGCL /
_cGCL
082 0 4 _a500.2
_bK P
245 1 0 _aTHE PHYSICAL UNIVERSE, 7TH ED.
260 _a[S.N] :
_bMC GRAW - HILL ،
_c1993
300 _a583 P
999 _c20783
_d20783