| 其他書名 | A Documentary Survey : Final Report Submitted to the Rural Workers Office of the Department of Labor by the Institute of Philippine Culture, January 1978 |
| 出版 | Ateneo de Manila University, Institute of Philippine Culture, 1978 |
| URL | http://books.google.com.hk/books?id=Sfo9AAAAYAAJ&hl=&source=gbs_api |