Παραπομπή σε μορφή APA (7η εκδ.)

Rio, W. S., Ortigas, I. L., & Seneriches, C. J. (1979). The impact of Iloilo airport expansion: Hypotheses and methods of analyses. Philippines Center for Economic Development.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Rio, Walden S., Irene L. Ortigas, και Candido Jr Seneriches. The Impact of Iloilo Airport Expansion: Hypotheses and Methods of Analyses. Quezon City: Philippines Center for Economic Development, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Rio, Walden S., et al. The Impact of Iloilo Airport Expansion: Hypotheses and Methods of Analyses. Philippines Center for Economic Development, 1979.