The LEC workers' education bulletin volume 5, number 1, May-June 1959.
| Natura: | Libro |
|---|---|
| Lingua: | English |
| Pubblicazione: |
Manila
Labor Education Center, University of the Philippines
1959.
|
| Natura: | Libro |
|---|---|
| Lingua: | English |
| Pubblicazione: |
Manila
Labor Education Center, University of the Philippines
1959.
|