(1984). The Key to Philippine forest conservation: The defense of the dipterocarps. Columbian Publishing Corporation.
Chicago Style (17th ed.) CitationThe Key to Philippine Forest Conservation: The Defense of the Dipterocarps. Manila: Columbian Publishing Corporation, 1984.
ציטוט MLAThe Key to Philippine Forest Conservation: The Defense of the Dipterocarps. Columbian Publishing Corporation, 1984.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.