Rola, A. C., Tabien, C., & Bagares, I. (1999). Coping with El Nino, 1998: An investigation in the upland community of Lantapan, Bukidnon, Philipines. Institute of Strategic Planning and Policy Studies, College of Public Affairs, University of the Philippines Los Banos.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rola, Agnes Casiple, C.O Tabien, و I.B Bagares. Coping with El Nino, 1998: An Investigation in the Upland Community of Lantapan, Bukidnon, Philipines. College, Laguna: Institute of Strategic Planning and Policy Studies, College of Public Affairs, University of the Philippines Los Banos, 1999.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Rola, Agnes Casiple, et al. Coping with El Nino, 1998: An Investigation in the Upland Community of Lantapan, Bukidnon, Philipines. Institute of Strategic Planning and Policy Studies, College of Public Affairs, University of the Philippines Los Banos, 1999.