PHISTER, M. J. (1979). Data processing technology and economics.
Chicago-čujuhus (17. p.)PHISTER, Montgomery Jr. Data Processing Technology and Economics. Bedford, Santa Monica, 1979.
MLA-čujuhus (9. p.)PHISTER, Montgomery Jr. Data Processing Technology and Economics. 1979.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.