Chao Yu-Hsien & Espina, M. A. A. (2012). The Digital Museum of Philippine Natural Wonders: Towards better environmental appreciation, education and awareness.
Cita Chicago (17th ed.)Chao Yu-Hsien i Mary Ann A. Espina. The Digital Museum of Philippine Natural Wonders: Towards Better Environmental Appreciation, Education and Awareness. 2012.
Cita MLA (9th ed.)Chao Yu-Hsien i Mary Ann A. Espina. The Digital Museum of Philippine Natural Wonders: Towards Better Environmental Appreciation, Education and Awareness. 2012.
Atenció: Aquestes cites poden no estar 100% correctes.