Proceedings of the Upland Farmer's Congress towards an ecologically and socially acceptable upland development.

Bibliografiske detaljer
Institution som forfatter: Pambansang Samahan ng mga Magsasaka sa Mataas na Lupa Los Baños, Laguna
Format: Bog
Sprog:English
Udgivet: Laguna University of the Philippines at Los Baños, PESAM 1984.
Fag: