Malaria an account of its cause, cure and prevention
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Manila
Bureau of Print.
1931.
|
| Cyfres: | Popular Bulletin Philippine Islands. Bureau of Science
10 |
| Pynciau: |