APA-referens (7:e uppl.)

DATE C J. (2004). INTRODUCTION TO DATABASE SYSTEMS (7TH.). PEARSON EDUCATION.

Chicago-referens (17:e uppl.)

DATE C J. INTRODUCTION TO DATABASE SYSTEMS. 7TH. NEW YORK: PEARSON EDUCATION, 2004.

MLA-referens (9:e uppl.)

DATE C J. INTRODUCTION TO DATABASE SYSTEMS. 7TH. PEARSON EDUCATION, 2004.