Professional mail surveys / [by] Paul L. Erdos, with the assistance of Arthur J. Morgan.
Wedi'i Gadw mewn:
| Cyhoeddwyd: |
New York :
McGraw-Hill,
[1970]
|
|---|---|
| Prif Awdur: | |
| Awduron Eraill: | |
| Pynciau: | |
| Fformat: | Llyfr |
| Disgrifiad Corfforoll: | xi, 289 p. : ill., forms ; 26 cm. |
|---|---|
| Nodiadau: | Bib#: 245732 |
| Llyfryddiaeth: | Bibliography: p. 276-277. |
| Iaith: | English |
| Bib#: | 245732 |
