Mastery Of Sixteen Series W.y. Gumpol. Yogyakarta Kanisius 1995.
Chicago Style (17th ed.) CitationMastery Of Sixteen Series W.y. Gumpol. Yogyakarta Kanisius 1995.
MLA (8th ed.) CitationMastery Of Sixteen Series W.y. Gumpol. Yogyakarta Kanisius 1995.
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