Operational research
Harper, W. M.
Operational research [Text] Harper, W. M. - London McDonald & Evans 1975 - xi, 301 p. ill. 19 cm.
Management
658.54 / HAR
Operational research [Text] Harper, W. M. - London McDonald & Evans 1975 - xi, 301 p. ill. 19 cm.
Management
658.54 / HAR