Philippine resins, gums, seed oils, and essential oils
| Auteur principal: | |
|---|---|
| Autres auteurs: | |
| Format: | Livre |
| Langue: | English |
| Publié: |
Manila
Bureau of Print.
1920.
|
| Collection: | Bulletin Philippine Islands. Bureau of Forestry
no.20 |
| Sujets: |