Cadabona, B. (1998). Nueva Viscaya offers a number of unspoiled natural attractions. Manila Bulletin.
Chicago-viite (17. p.)Cadabona, Bingo. "Nueva Viscaya Offers a Number of Unspoiled Natural Attractions." Manila Bulletin 1998.
MLA-viite (9. p.)Cadabona, Bingo. "Nueva Viscaya Offers a Number of Unspoiled Natural Attractions." Manila Bulletin, 1998.
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