Dyfyniad APA

(1980). Groundwork for a Just World Records. University of Notre Dame Archives.

Dyfyniad Arddull Chicago

Groundwork for a Just World Records. University of Notre Dame Archives, 1980.

Dyfyniad MLA

Groundwork for a Just World Records. University of Notre Dame Archives, 1980.

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