APA (7th ed.) Citation

(1973). Slope map, province of Isabela: The social environmental impact of the Magat river project. Institute of Planning.

Chicago Style (17th ed.) Citation

Slope Map, Province of Isabela: The Social Environmental Impact of the Magat River Project. Quezon City: Institute of Planning, 1973.

MLA (9th ed.) Citation

Slope Map, Province of Isabela: The Social Environmental Impact of the Magat River Project. Institute of Planning, 1973.