Dyfyniad APA

University, S. L. (1922). Radio equipment, 1922. Saint Louis University Libraries Digitization Center.

Dyfyniad Arddull Chicago

University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.

Dyfyniad MLA

University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.

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