APA (7th ed.) Citation

National Seminar Workshop on Research in the Uplands VISCA, Leyte, Ponce, E. R., Salazar, R. C., & Zerrudo, A. B. L. (1989). Sustaining upland development: Selected papers. De La Salle University Research Center.

Chicago Style (17th ed.) Citation

National Seminar Workshop on Research in the Uplands VISCA, Leyte, Eliseo R. Ponce, Robert C. Salazar, and Alma Bella L. Zerrudo. Sustaining Upland Development: Selected Papers. Manila: De La Salle University Research Center, 1989.

MLA (9th ed.) Citation

National Seminar Workshop on Research in the Uplands VISCA, Leyte, et al. Sustaining Upland Development: Selected Papers. De La Salle University Research Center, 1989.