Guda, K. R. A. (2010). Ka Bel: Mga liham. Crispin B. Beltran Resource Center.
Chicago Style (17th ed.) CitationGuda, Kenneth Roland A. Ka Bel: Mga Liham. Quezon City: Crispin B. Beltran Resource Center, 2010.
MLA (9th ed.) CitationGuda, Kenneth Roland A. Ka Bel: Mga Liham. Crispin B. Beltran Resource Center, 2010.
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