Author = William G. Cochran
| Number of Articles: 1 | ||
| 1 | Sampling Techniques | |
| Volume 2, Issue 2, April 1978, Page 215-220 | ||
| William G. Cochran; عبد اللطيف عبد الفتاح | ||
| Number of Articles: 1 | ||
| 1 | Sampling Techniques | |
| Volume 2, Issue 2, April 1978, Page 215-220 | ||
| William G. Cochran; عبد اللطيف عبد الفتاح | ||
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