APA (7th ed.) Citation

Elwell, H. (1944). Introduction and allegro. Pub. for the Juilliard school of music by the American music center.

Chicago Style (17th ed.) Citation

Elwell, Herbert. Introduction and Allegro. New York: Pub. for the Juilliard school of music by the American music center, 1944.

MLA (9th ed.) Citation

Elwell, Herbert. Introduction and Allegro. Pub. for the Juilliard school of music by the American music center, 1944.