(2008). Sungdu-an 4: Extensions. National Commission for Culture and the Arts.
芝加哥风格引文Sungdu-an 4: Extensions. Manila: National Commission for Culture and the Arts, 2008.
MLA引文Sungdu-an 4: Extensions. National Commission for Culture and the Arts, 2008.
警告：这些引文格式不一定是100％准确.