Ramakrishnan, R., & Gehrke, J. (2003). Database management systems (3rd ed.). McGraw-Hill.

Ramakrishnan, Raghu, and Johannes Gehrke. Database Management Systems. 3rd ed. Boston: McGraw-Hill, 2003.

Ramakrishnan, Raghu, and Johannes Gehrke. Database Management Systems. 3rd ed. McGraw-Hill, 2003.