Population problems,
Wedi'i Gadw mewn:
| OCLC: | 246068 |
|---|---|
| Prif Awdur: | |
| Iaith: | English |
| Cyhoeddwyd: |
Philadelphia, London [etc.]
J.B. Lippincott Company,
1923.
|
| Cyfres: | Lippincott's sociological series.
|
| Pynciau: | |
| Fformat: | Monograph Note that CRL will digitize material from the collection when copyright allows. |