Haribon Foundation. (2006). An Introduction to resource valuation: The Philippine context. Haribon Foundation.
Chicago Style (17th ed.) CitationHaribon Foundation. An Introduction to Resource Valuation: The Philippine Context. Quezon City: Haribon Foundation, 2006.
MLA引文Haribon Foundation. An Introduction to Resource Valuation: The Philippine Context. Haribon Foundation, 2006.
警告:這些引文格式不一定是100%准確.