APA (7th ed.) Citation

Cruz, R. V. O. The watershed as a planning unit: A challenge to regional planning. Philippine planning journal.

Chicago Style (17th ed.) Citation

Cruz, Rex Victor O. "The Watershed as a Planning Unit: A Challenge to Regional Planning." Philippine Planning Journal .

MLA (9th ed.) Citation

Cruz, Rex Victor O. "The Watershed as a Planning Unit: A Challenge to Regional Planning." Philippine Planning Journal, .

Warning: These citations may not always be 100% accurate.