Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.