APA (7th ed.) Citation

Yuan, Y., & Tiow, O. K. (2008). Theoretical study of an electric-less portable cooler.

Chicago Style (17th ed.) Citation

Yuan, Yu, and Ooi Kim Tiow. Theoretical Study of an Electric-less Portable Cooler. 2008.

MLA (9th ed.) Citation

Yuan, Yu, and Ooi Kim Tiow. Theoretical Study of an Electric-less Portable Cooler. 2008.

Warning: These citations may not always be 100% accurate.