Dyfyniad APA

Yaffie,David B.&others. (2015). Stratergy Rules. Markar Colllins publisher.

Dyfyniad Arddull Chicago

Yaffie,David B.&others. Stratergy Rules. New York: Markar Colllins publisher, 2015.

Dyfyniad MLA

Yaffie,David B.&others. Stratergy Rules. Markar Colllins publisher, 2015.

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