Martyn, T., & Hartley, T. (1989). DB2/SQL: A professional programmer's guide. McGraw-Hill.
Citación estilo ChicagoMartyn, Tim, and Tim Hartley. DB2/SQL: A Professional Programmer's Guide. New York: McGraw-Hill, 1989.
Cita MLAMartyn, Tim, and Tim Hartley. DB2/SQL: A Professional Programmer's Guide. McGraw-Hill, 1989.
Warning: These citations may not always be 100% accurate.