APA (7e ed.) Bronvermelding

Russell, S. D. (1989). Informal credit and commodity trade in Benguet, upland Luzon. Cordillera Studies Center, University of the Philippines.

Chicago (17e ed.) Bronvermelding

Russell, Susan D. Informal Credit and Commodity Trade in Benguet, Upland Luzon. Baguio City: Cordillera Studies Center, University of the Philippines, 1989.

MLA (9e ed.) Bronvermelding

Russell, Susan D. Informal Credit and Commodity Trade in Benguet, Upland Luzon. Cordillera Studies Center, University of the Philippines, 1989.