Παραπομπή APA

Balasubramanian P. (2015). A Text Book of Data Base Management System. Astha Publishers.

Παραπομπή Chicago Style

Balasubramanian P. A Text Book of Data Base Management System. New Delhi: Astha Publishers, 2015.

Παραπομπή MLA

Balasubramanian P. A Text Book of Data Base Management System. Astha Publishers, 2015.