Santiago, L. Q. (1998). When does child work become child labor? Manila Times.
芝加哥风格引文Santiago, Lilia Quindoza. "When Does Child Work Become Child Labor?" Manila Times 1998.
MLA引文Santiago, Lilia Quindoza. "When Does Child Work Become Child Labor?" Manila Times, 1998.
警告：这些引文格式不一定是100％准确.