00275nam a22000857a 4500008004100000080001000041100002900051245007900080264003000159220316s1965    us ||||| |||| 00| 0 eng d  a681.3  aGruenberger, Fred Joseph  aProblems for Computer Solution /cFred Joseph Gruenberger, George Jaffray.  aNew York :bWiley,c1965.