http://192.168.1.231:8080/dulieusoDIGITAL_123456789/16634| Title: | Economics and Operational Research |
| Authors: | M. H. Beilby |
| Issue Date: | 1975 |
| Publisher: | Academic Press |
| URI: | https://www.sciencedirect.com/science/book/9780120857500 http://192.168.1.231:8080/dulieusoDIGITAL_123456789/16634 |
| Appears in Collections: | Kinh tế - Du lịch |
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