Organization and management of a computer center / Martin Graef & Reinald Greiller. Organisation und Betrieb eines Rechenzentrums. English Graef, Martin. Greiller, Reinald. Electronic data processing departments. HF5548.2 .G635513 1985 658.054 GRO Includes index. Bibliography: p. 385-389. New York : Collier Macmillan, c1985. c1985. 1985 Text xiii, 396 p. : eng engger