Biton, D. P. L., Lampa, N. C., & Liwanag, K. E. (2000). A feasibility study on Nature's Air: An air cleaning device with ionizer. College of Engineering.
Chicago Style (17th ed.) CitationBiton, Dennis Paul L., Nelson C. Lampa, and Kristian E. Liwanag. A Feasibility Study on Nature's Air: An Air Cleaning Device with Ionizer. Diliman, Quezon City: College of Engineering, 2000.
MLA (9th ed.) CitationBiton, Dennis Paul L., et al. A Feasibility Study on Nature's Air: An Air Cleaning Device with Ionizer. College of Engineering, 2000.
Warning: These citations may not always be 100% accurate.