000 00239pam a2200109a 44500
082 _a516
_bB41E
100 _aBell, Robert J.T.
245 1 _aCOORDINATE SOLID GEOMETRY
260 _a
_bMacmillan
_c1956
964 _gCIRC
997 _a3750 C
999 _c412217
_d412217