APA (7th ed.) Citation

Liu, C. (2015). Learning DNS: Understanding domain name servers and resource records. Infinite Skills.

Chicago Style (17th ed.) Citation

Liu, Cricket. Learning DNS: Understanding Domain Name Servers and Resource Records. [Place of publication not identified]: Infinite Skills, 2015.

MLA (9th ed.) Citation

Liu, Cricket. Learning DNS: Understanding Domain Name Servers and Resource Records. Infinite Skills, 2015.

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