Dyfyniad APA

Hawrylyshyn, B. (1980). Road maps to the future. Oxford: Pergamon Press.

Dyfyniad Arddull Chicago

Hawrylyshyn, Bohdan. Road Maps to the Future. Oxford: Pergamon Press, 1980.

Dyfyniad MLA

Hawrylyshyn, Bohdan. Road Maps to the Future. Oxford: Pergamon Press, 1980.

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