APA (7th ed.) Citation

Tourlakis, G. J. (2012). Theory of computation. Safari books online.. https://doi.org/10.1002/9781118315361

Chicago Style (17th ed.) Citation

Tourlakis, George J. "Theory of Computation." Safari Books Online. 2012. https://doi.org/10.1002/9781118315361.

MLA (9th ed.) Citation

Tourlakis, George J. "Theory of Computation." Safari Books Online., 2012, https://doi.org/10.1002/9781118315361.