De Castro, M. (1992). BNPP revitalization efforts criticized anew. Philippine Collegian.
Chicago-viite (17. p.)De Castro, M. "BNPP Revitalization Efforts Criticized Anew." Philippine Collegian 1992.
MLA-viite (9. p.)De Castro, M. "BNPP Revitalization Efforts Criticized Anew." Philippine Collegian, 1992.
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