Opeña, M. L. R. (1998). The conversion of Busali Farm: Its political implications to the province of Biliran.
芝加哥风格引文Opeña, Mario Lydinno R. The Conversion of Busali Farm: Its Political Implications to the Province of Biliran. 1998.
MLA引文Opeña, Mario Lydinno R. The Conversion of Busali Farm: Its Political Implications to the Province of Biliran. 1998.
警告：这些引文格式不一定是100％准确.