APA (7th ed.) Citation

Harper, E. E. (1945). Hymns of Christian patriotism. The papers of the Hymn Society of America.

Chicago Style (17th ed.) Citation

Harper, Earl Enyeart. "Hymns of Christian Patriotism." The Papers of the Hymn Society of America 1945.

MLA (8th ed.) Citation

Harper, Earl Enyeart. "Hymns of Christian Patriotism." The Papers of the Hymn Society of America, 1945.

Warning: These citations may not always be 100% accurate.