The four steps to the epiphany : successful strategies for products that win /
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
[California] :
S. G. Blank,
c2013
|
| Rhifyn: | 4th ed. |
| Pynciau: |
ΚΔΒΚ: Δανειστική συλλογή - Αναγνωστήριο
| Rhif Galw: |
658 BLA |
|---|---|
| Copi Unknown | Ar gael Gwneud Cais |