Cita APA (7th ed.)

DATE, C. (1997). AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. NAROSA.

Cita Chicago (17th ed.)

DATE, C.J. AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. NEW DELHI: NAROSA, 1997.

Cita MLA (9th ed.)

DATE, C.J. AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. NAROSA, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.