000 00275nam a22001214a 4500
041 _aeng
082 _a510.83 PEA
100 _aPearson ,E S
245 _aTracts for Computers
_b
260 _aCambridge:
_bAT the University Press,
_c1943
300 _a32p.:
942 _cBK
999 _c522790
_d522790