Haribon Foundation. (2006). An Introduction to resource valuation: The Philippine context. Haribon Foundation.
Chicago Style aipamenaHaribon Foundation. An Introduction to Resource Valuation: The Philippine Context. Quezon City: Haribon Foundation, 2006.
MLA aipamenaHaribon Foundation. An Introduction to Resource Valuation: The Philippine Context. Haribon Foundation, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.