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First Symposium on Operations Research ; T. 3
Henn, Rudolf, (1977)
Approaches to the study of organizational behaviour : operational research and the behavioural sciences
Heald, Gordon, (1970)
An operations research study of sales response to advertising
Vidale, M. L., (1967)
Operational research
Wicks, Clive Thomas, (1971)
Management Information : its computation and communication
Yewdall, Gordon Arthur, (1969)