APA Citation

Hurchs, J. L., & Hurchs, C. J. (1989). SQL: El lenguaje de consulta estructurado SQL. Madrid: Ra-Ma.

Chicago Style Citation

Hurchs, Jack L., and Carolyn J. Hurchs. SQL: El Lenguaje De Consulta Estructurado SQL. Madrid: Ra-Ma, 1989.

MLA Citation

Hurchs, Jack L., and Carolyn J. Hurchs. SQL: El Lenguaje De Consulta Estructurado SQL. Madrid: Ra-Ma, 1989.

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