Dyfyniad APA

(1997). Supreme Court Cases,1997,vol.6. Eastern Book Company.

Dyfyniad Arddull Chicago

Supreme Court Cases,1997,vol.6. Lucknow: Eastern Book Company, 1997.

Dyfyniad MLA

Supreme Court Cases,1997,vol.6. Eastern Book Company, 1997.

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