APA (7th ed.) Citation

Date, C. J., & Darwen, H. (1997). A guide to the SQL standard: A user's guide to the standard relational language SQL (4. ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Date, Chris J., and Hugh Darwen. A Guide to the SQL Standard: A User's Guide to the Standard Relational Language SQL. 4. ed. Reading, Mass. u.a: Addison-Wesley, 1997.

MLA (9th ed.) Citation

Date, Chris J., and Hugh Darwen. A Guide to the SQL Standard: A User's Guide to the Standard Relational Language SQL. 4. ed. Addison-Wesley, 1997.