Vaughan, L. (2017). A posthumous letter of gratitude. University of the Philippines Press.
Chicago-viite (17. p.)Vaughan, Laurene. A Posthumous Letter of Gratitude. Diliman, Quezon City: University of the Philippines Press, 2017.
MLA-viite (9. p.)Vaughan, Laurene. A Posthumous Letter of Gratitude. University of the Philippines Press, 2017.
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