Felipe, A. I. (2003). The duty to assess learning. IN Educators speak [column]. Manila Bulletin.
Čikaški stil citiranja (17. izdanje)Felipe, Abraham I. "The Duty to Assess Learning. IN Educators Speak [column]." Manila Bulletin 2003.
MLA način citiranja (9. izdanje)Felipe, Abraham I. "The Duty to Assess Learning. IN Educators Speak [column]." Manila Bulletin, 2003.
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