Research and development expenditures of private industry in 1960.
| Autor Corporativo: | |
|---|---|
| Formato: | Libro | 
| Lenguaje: | English | 
| Publicado: | Manila
          [s.n.
    
        1962] | 
| Colección: | Survey-Memorandum
              62-1 | 
| Materias: |