TY - BOOK AU - Head,Robert V. TI - Manager's guide to management information systems SN - 0135487013 AV - HF5548.2 .H3972 U1 - 658.4/0028/54 PY - 1972///] CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - Business KW - Data processing KW - Management information systems N1 - Bibliography: p. 155-172 ER -