Vaughan, L. (2017). A posthumous letter of gratitude. University of the Philippines Press.
芝加哥风格引文Vaughan, Laurene. A Posthumous Letter of Gratitude. Diliman, Quezon City: University of the Philippines Press, 2017.
MLA引文Vaughan, Laurene. A Posthumous Letter of Gratitude. University of the Philippines Press, 2017.
警告：这些引文格式不一定是100％准确.