Research and development expenditures of private industry in 1960.
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Manila
[s.n.
1962]
|
| Saila: | Survey-Memorandum
62-1 |
| Gaiak: |