000 00231 a2200097 4500
001 13808
100 _aHalmos P R
245 _aA Hillilbert Space Problem Book
260 _aLondon
_bD Van Nostrand Co. Ltd
_c
090 _c10791
_d10791
942 _aNUST-CAE
_cM
_c882
999 _c248881
_d248881