APA (7th ed.) Citation
Date, C., & Darwen, H. (1997). A guide to SQL standard: A user''s guide to the standard database language SQL (4.vyd.). Addison-Wesley.
Chicago Style (17th ed.) Citation
Date, C.J, and Hugh Darwen. A Guide to SQL Standard: A User''s Guide to the Standard Database Language SQL. 4.vyd. Reading: Addison-Wesley, 1997.
MLA (9th ed.) Citation
Date, C.J, and Hugh Darwen. A Guide to SQL Standard: A User''s Guide to the Standard Database Language SQL. 4.vyd. Addison-Wesley, 1997.
Warning: These citations may not always be 100% accurate.