House fly, disease carrier : an account of its dangerous activities and of the means of destroying it /
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
London :
Murray,
1912.
|
| Pynciau: |
CARM 1 Store
| Rhif Galw: |
A3:AB15G0 B11595 |
|---|---|
| Copi 1 | Ar gael Gwneud Cais |