Dyfyniad APA

Davis, W. S. (1981). Information processing systems (2nd ed.).

Dyfyniad Arddull Chicago

Davis, William S. Information Processing Systems. 2nd ed. Reading, Mass. ; Addison-Wesley, 1981.

Dyfyniad MLA

Davis, William S. Information Processing Systems. 2nd ed. 1981.

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