Manuel, E. A. (1999). Harvests of songs: Constituting the Manuvu' Tuwaang epic cycle. College of Social Sciences and Philosophy, University of the Philippines.
Chicago-viite (17. p.)Manuel, Espiridion Arsenio. Harvests of Songs: Constituting the Manuvu' Tuwaang Epic Cycle. Quezon City: College of Social Sciences and Philosophy, University of the Philippines, 1999.
MLA-viite (9. p.)Manuel, Espiridion Arsenio. Harvests of Songs: Constituting the Manuvu' Tuwaang Epic Cycle. College of Social Sciences and Philosophy, University of the Philippines, 1999.
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