McCready, Richard R.
Solving business problems with calcuations - 3rd - Belmont, Calif Wadswoth Publishing 1969 - viii, 344p
HB
eng
Calculating machines
650 / MCS
Solving business problems with calcuations - 3rd - Belmont, Calif Wadswoth Publishing 1969 - viii, 344p
HB
eng
Calculating machines
650 / MCS