Land classification province of Isabela ; sub-province of Bontoc and Ifugao.

Land classification province of Isabela ; sub-province of Bontoc and Ifugao.

書目詳細資料
格式: 地圖
語言:English
出版: Manila Bureau of Forestry [1962].
主題:
Agriculture > Isabela > Maps.
Agriculture > Mt. Province > Maps.