Cita APA (7th ed.)

Pratt, P. J., & Adamski, J. J. (1991). Database systems: Management and design (2nd ed.). Boyd and Fraser Pub. Co. Global Pub.

Cita Chicago (17th ed.)

Pratt, Philip J., i Joseph J. Adamski. Database Systems: Management and Design. 2nd ed. Boston, Mass., Manila: Boyd and Fraser Pub. Co. Global Pub, 1991.

Cita MLA (9th ed.)

Pratt, Philip J., i Joseph J. Adamski. Database Systems: Management and Design. 2nd ed. Boyd and Fraser Pub. Co. Global Pub, 1991.