APA (7th ed.) Citation

Earp, R., & Bagui, S. (2014). SQL Server 2014: A Step by Step Guide to Learning SQL.

Chicago Style (17th ed.) Citation

Earp, Richard, and Sikha Bagui. SQL Server 2014: A Step by Step Guide to Learning SQL. 2014.

MLA (9th ed.) Citation

Earp, Richard, and Sikha Bagui. SQL Server 2014: A Step by Step Guide to Learning SQL. 2014.

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