The effective use of market research : a guide for management / Robin Birn.
Wedi'i Gadw mewn:
| Rhifyn: | Rev. and updated ed.. |
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| Cyhoeddwyd: |
London :
Kogan Page,
1990.
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| Prif Awdur: | |
| Pynciau: | |
| Fformat: | Llyfr |
Central Library, Level 9
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