Cita APA (7th ed.)

DATE, C. (2006). AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. PEARSON.

Cita Chicago (17th ed.)

DATE, C.J. AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. NEW DELHI: PEARSON, 2006.

Cita MLA (9th ed.)

DATE, C.J. AN INTRODUCTION TO DATABASE SYSTEMS 7TH ED. PEARSON, 2006.