APA (7th ed.) Citation

Gumihid, A. D., Insigne, A. A., Osumo, G. K. S., & Reyes, E. A. F. Geo explorer: A geographical information system for the Philippines' geological features.

Chicago Style (17th ed.) Citation

Gumihid, Annelle D., Allen A. Insigne, Gienah Karma S. Osumo, and Eva Arlyn F. Reyes. Geo Explorer: A Geographical Information System for the Philippines' Geological Features. 1998.

MLA (9th ed.) Citation

Gumihid, Annelle D., et al. Geo Explorer: A Geographical Information System for the Philippines' Geological Features.