Dyfyniad APA

(1968). Student text introduction to IBM data processing systems. New York: International Business Machines Corporation.

Dyfyniad Arddull Chicago

Student Text Introduction to IBM Data Processing Systems. New York: International Business Machines Corporation, 1968.

Dyfyniad MLA

Student Text Introduction to IBM Data Processing Systems. New York: International Business Machines Corporation, 1968.

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