APA-referens (7:e uppl.)

Spaeth, S. G. (1959). Fifty years with music. Fleet Pub. Corp.

Chicago-referens (17:e uppl.)

Spaeth, Sigmund Gottfried. Fifty Years with Music. New York: Fleet Pub. Corp, 1959.

MLA-referens (9:e uppl.)

Spaeth, Sigmund Gottfried. Fifty Years with Music. Fleet Pub. Corp, 1959.