Philippines. Province of Agusan del Sur. Municipality of Sibagat & Causwagan Abaca Industry Support Program. (2005). Sibagat Abaca Industry Support Program: A proposal by the Municipality of Sibagat, Agusan del Sur. Municipality of Sibagat.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines. Province of Agusan del Sur. Municipality of Sibagat و Causwagan Abaca Industry Support Program. Sibagat Abaca Industry Support Program: A Proposal by the Municipality of Sibagat, Agusan Del Sur. Agusan del Sur: Municipality of Sibagat, 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippines. Province of Agusan del Sur. Municipality of Sibagat و Causwagan Abaca Industry Support Program. Sibagat Abaca Industry Support Program: A Proposal by the Municipality of Sibagat, Agusan Del Sur. Municipality of Sibagat, 2005.