Dyfyniad APA

Federal Judicial Center. (1971). Federal Judicial Center. Federal Judicial Center.

Dyfyniad Arddull Chicago

Federal Judicial Center. Federal Judicial Center. Washington, D.C.: Federal Judicial Center, 1971.

Dyfyniad MLA

Federal Judicial Center. Federal Judicial Center. Federal Judicial Center, 1971.

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