Villanueva, M. A. (2002). GMA declares 133-ha ind'l park in Batangas as special ecozone. Philippine Star.
Cita Chicago (17th ed.)Villanueva, Marichu A. "GMA Declares 133-ha Ind'l Park in Batangas as Special Ecozone." Philippine Star 2002.
Cita MLA (9th ed.)Villanueva, Marichu A. "GMA Declares 133-ha Ind'l Park in Batangas as Special Ecozone." Philippine Star, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.