(1983). Directory: Farmer-leaders, researchers, development workers and organizations working towards upland development (Second edition.). Program on Environmental Science and Management, University of the Philippines at Los Baños.
Chicago Style (17th ed.) CitationDirectory: Farmer-leaders, Researchers, Development Workers and Organizations Working Towards Upland Development. Second edition. Laguna: Program on Environmental Science and Management, University of the Philippines at Los Baños, 1983.
ציטוט MLADirectory: Farmer-leaders, Researchers, Development Workers and Organizations Working Towards Upland Development. Second edition. Program on Environmental Science and Management, University of the Philippines at Los Baños, 1983.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.