Citazione APA

Schwager, M. (1944). Letter to Paul Heuduck, February 4, 1944. Saint Louis University Libraries Digitization Center.

Stile di citazione Chicago

Schwager, Mortimer. Letter to Paul Heuduck, February 4, 1944. Saint Louis University Libraries Digitization Center, 1944.

Citazione MLA

Schwager, Mortimer. Letter to Paul Heuduck, February 4, 1944. Saint Louis University Libraries Digitization Center, 1944.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.