Statistical methods applied to experiments in agriculture and biology. With chapter 17 on sampling by William G. Cochran.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Ames
Iowa State College Press
[1956].
|
| Rhifyn: | 5th ed. |
| Pynciau: |