APA (7th ed.) Citation

McGrath, M. (2020). SQL in easy steps (Fourth edition.). In Easy Steps Limited.

Chicago Style (17th ed.) Citation

McGrath, Mike. SQL in Easy Steps. Fourth edition. Leamington Spa, Warwickshire: In Easy Steps Limited, 2020.

MLA (8th ed.) Citation

McGrath, Mike. SQL in Easy Steps. Fourth edition. In Easy Steps Limited, 2020.

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