APA (7th ed.) Citation

McDowall, I. The Engineering Reality of Virtual Reality 2009. SPIE Digital Library.

Chicago Style (17th ed.) Citation

McDowall, Ian. The Engineering Reality of Virtual Reality 2009. SPIE Digital Library.

MLA (8th ed.) Citation

McDowall, Ian. The Engineering Reality of Virtual Reality 2009. SPIE Digital Library.

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