APA (7th ed.) Citation

Ritchie, C. (1998). Relational database principles. Letts.

Chicago Style (17th ed.) Citation

Ritchie, Colin. Relational Database Principles. London: Letts, 1998.

MLA (9th ed.) Citation

Ritchie, Colin. Relational Database Principles. Letts, 1998.

Warning: These citations may not always be 100% accurate.