Otter trawl explorations in Philippine waters
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
U.S. Govt. Print. Off.
1950, [i.e.1951]
|
| Cyfres: | U.S. fish and Wildlife Service
Research report 25 |