Delos Angeles, M. S., & Rodriguez, E. (1992). Measuring benefits from natural resource conservation: The case of the Central Visayas regional projects-I. Philippine Institute for Development Studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDelos Angeles, Marian S., और Estrella Rodriguez. Measuring Benefits from Natural Resource Conservation: The Case of the Central Visayas Regional Projects-I. Makati: Philippine Institute for Development Studies, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDelos Angeles, Marian S., और Estrella Rodriguez. Measuring Benefits from Natural Resource Conservation: The Case of the Central Visayas Regional Projects-I. Philippine Institute for Development Studies, 1992.
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