Utang na loob a system of contractual obligation among Tagalogs
| Egile nagusia: | |
|---|---|
| Formatua: | Analytics | 
| Argitaratua: | Albuquerque
          University of New Mexico
    
        1961. | 
| Gaiak: | 
| Egile nagusia: | |
|---|---|
| Formatua: | Analytics | 
| Argitaratua: | Albuquerque
          University of New Mexico
    
        1961. | 
| Gaiak: |