Dyfyniad APA

Davis, G. B. (1988). Computer data processing. - 2nd ed. , (2nd ed. ,.). McGraw Hill book company.

Dyfyniad Arddull Chicago

Davis, Gordon B. Computer Data Processing. - 2nd Ed. ,. 2nd ed. ,. Singapore: McGraw Hill book company, 1988.

Dyfyniad MLA

Davis, Gordon B. Computer Data Processing. - 2nd Ed. ,. 2nd ed. ,. McGraw Hill book company, 1988.

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