Bicol River Basin Development Program. (1982). Five-year development plan, 1983-1987. The Program.
Chicagoスタイル(17版)引用形式Bicol River Basin Development Program. Five-year Development Plan, 1983-1987. Camarines Sur: The Program, 1982.
MLA(9版)引用形式Bicol River Basin Development Program. Five-year Development Plan, 1983-1987. The Program, 1982.
警告: この引用は必ずしも正確ではありません.