Duckworth, W. E. Gear, A. E.
A Guide To Operational Research - London Chapman & Hall 1977 - vii;205 pb 6x9
0470991453
003 / Duc/Gea
A Guide To Operational Research - London Chapman & Hall 1977 - vii;205 pb 6x9
0470991453
003 / Duc/Gea