We have a part informal sector
| Format: | Visual Material | 
|---|---|
| Language: | English | 
| Published: | Manila
          BATU Research and Information Center
    
        19--. | 
| Subjects: | 
| Format: | Visual Material | 
|---|---|
| Language: | English | 
| Published: | Manila
          BATU Research and Information Center
    
        19--. | 
| Subjects: |