Alejandro, A. .. A., & Alejandro, A. (1976). Principal river basins in the Philippines. National Water Resources Council.
Chicago Style (17th ed.) CitationAlejandro, A . A., and A.A Alejandro. Principal River Basins in the Philippines. [Quezon City]: National Water Resources Council, 1976.
MLA (9th ed.) CitationAlejandro, A . A., and A.A Alejandro. Principal River Basins in the Philippines. National Water Resources Council, 1976.
Warning: These citations may not always be 100% accurate.