APA(7版)引用形式

Schwager, M. (1949). Letter to Paul Heuduck, October 5, 1949. Saint Louis University Libraries Digitization Center.

Chicagoスタイル(17版)引用形式

Schwager, Mortimer. Letter to Paul Heuduck, October 5, 1949. Saint Louis University Libraries Digitization Center, 1949.

MLA(8版)引用形式

Schwager, Mortimer. Letter to Paul Heuduck, October 5, 1949. Saint Louis University Libraries Digitization Center, 1949.

警告: この引用は必ずしも正確ではありません.