Books by Wieng Pha Highland Development Project (Thailand)
Wieng Pha Highland Development
Wieng Pha Highland Development Project, project coordinator's progress report, July-November 1988
[Phǣnngān læ ngoppramān pračha
[Phǣnngān læ ngoppramān pračham pī 2533 khō̜ng Khrōngkān Phatthanā Thīsūng Dō̜i Wīang Phā]
1989 working plan and budget W
1989 working plan and budget Wieng Pha Highland Development Project
Project document, Thai/UN Wien
Project document, Thai/UN Wieng Pha Highland Development Project