Gaddi, R. S. (1987). A Sourcebook of organizations and people in upland development in the Philippines. Philippine Uplands Resource Center, De La Salle University Research Center.
Citace podle Chicago (17th ed.)Gaddi, Rebecca Samson. A Sourcebook of Organizations and People in Upland Development in the Philippines. Manila: Philippine Uplands Resource Center, De La Salle University Research Center, 1987.
Citace podle MLA (9th ed.)Gaddi, Rebecca Samson. A Sourcebook of Organizations and People in Upland Development in the Philippines. Philippine Uplands Resource Center, De La Salle University Research Center, 1987.
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