Solving business problems with calculators

ग्रंथसूची विवरण
मुख्य लेखक:	McCready, Richard R.
स्वरूप:	पुस्तक
भाषा:	English
प्रकाशित:	California Wadsworth Publishing Company Inc., 1969.
संस्करण:	3rd.
विषय:	Office machine x1Calculators.