APA (7th ed.) Citation

Demetillo, R. R. (1961). Barter in Panay. Office of Research Coordination, University of the Philippines.

Chicago Style (17th ed.) Citation

Demetillo, Ricaredo Ripus. Barter in Panay. Quezon City: Office of Research Coordination, University of the Philippines, 1961.

MLA (9th ed.) Citation

Demetillo, Ricaredo Ripus. Barter in Panay. Office of Research Coordination, University of the Philippines, 1961.