Comprehensive development plan 1975-2000.

書目詳細資料
企業作者:	Bicol River Basin Development Program
格式:	圖書
語言:	English
出版:	Baras, Canaman, Camarines Sur The Office 1976.
主題:	Bicol River Basin > Economic policy. Watershed management > Philippines. Watersheds > Experimental areas. > Philippines > Bicol. Bicol.