Environmental impacts of some factors affecting firewood extraction the case of Callao Caves National Park Upper Watershed area, Peñablanca, Cagayan.

Manylion Llyfryddiaeth
Prif Awdur: Pasicolan, Paulo N.
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: [College, Laguna] University of the Philippines at Los Baños 1989.
Cyfres:Database series / Renewable Resource Economics and Management Research Program no 89-04
Pynciau: