Pre-feasibility study [of] Bataan superhighway (Layac Jct.-Mariveles road).
| Egile korporatiboa: | , , | 
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | Manila
          Planning and Project Development Office
    
        Dept. of Public Works, Transportation and Communications, [1972]. | 
| Gaiak: |