APA (7th ed.) Citation

Aris, I., & Koh, S. P. (2008). A multi-beam optical scanning device.

Chicago Style (17th ed.) Citation

Aris, Ishak, and Siaw Paw Koh. A Multi-beam Optical Scanning Device. 2008.

MLA (9th ed.) Citation

Aris, Ishak, and Siaw Paw Koh. A Multi-beam Optical Scanning Device. 2008.

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