A model survey of computer services /
Department of International Economic and Social Affairs, Statistical Office.
- New York : United Nations, 1991.
- iv, 36 p. ; 28 cm.
- Statistical papers. Series M ; no. 81 .
"ST/ESA/STAT/SER.M/81." "United Nations publication sales no. E.91.XVII.12"--T.p. verso.
9211613388
93123112
Computer service industry--Statistical methods.
HD9696.C62 / M62 1991
"ST/ESA/STAT/SER.M/81." "United Nations publication sales no. E.91.XVII.12"--T.p. verso.
9211613388
93123112
Computer service industry--Statistical methods.
HD9696.C62 / M62 1991