Clack, G. (2006). Human rights in brief. United States of America: Bureau of International Information Programs.
Dyfyniad Arddull ChicagoClack, George. Human Rights in Brief. United States of America: Bureau of International Information Programs, 2006.
Dyfyniad MLAClack, George. Human Rights in Brief. United States of America: Bureau of International Information Programs, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.