Dyfyniad APA

Heuduck, P. (1946). Letter to Mortimer Schwager, July 1, 1946. Saint Louis University Libraries Digitization Center.

Dyfyniad Arddull Chicago

Heuduck, Paul. Letter to Mortimer Schwager, July 1, 1946. Saint Louis University Libraries Digitization Center, 1946.

Dyfyniad MLA

Heuduck, Paul. Letter to Mortimer Schwager, July 1, 1946. Saint Louis University Libraries Digitization Center, 1946.

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