Dyfyniad APA

International Business Machines Corporation. (1987). IBM BASIC Version 3.30 (5th ed.). IBM Corp..

Dyfyniad Arddull Chicago

International Business Machines Corporation. IBM BASIC Version 3.30. 5th ed. Boca Raton, Fla.: IBM Corp., 1987.

Dyfyniad MLA

International Business Machines Corporation. IBM BASIC Version 3.30. 5th ed. IBM Corp., 1987.

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