000 nam a22 7a 4500
999 _c18291
_d18291
008 180220b xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a510
_bnun
100 _aNunn.G
245 _aModern Mathematics/
260 _aUSA:
_c 1978
_bMacdonalds &Evans,
300 _aP.358;
_c18cm
650 0 _aMathematics
942 _cREF