Systems thinking selected readings
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Harmondsworth, Middlesex
Penguin Books
c1969.
|
| Rhifyn: | 2d ed. |
| Cyfres: | Penguin Modern Management readings
|
| Pynciau: |