Cita APA (7th ed.)

GROFF JAMES R. (2002). SQL: COMPLETE REFERENCE WITH CD (2ND ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Cita Chicago (17th ed.)

GROFF JAMES R. SQL: COMPLETE REFERENCE WITH CD. 2ND ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.

Cita MLA (9th ed.)

GROFF JAMES R. SQL: COMPLETE REFERENCE WITH CD. 2ND ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.