APA-referens (7:e uppl.)

Neumayr, F. (1876). The science of the spiritual life. s.n..

Chicago-referens (17:e uppl.)

Neumayr, Franz. The Science of the Spiritual Life. [London ?: s.n., 1876.

MLA-referens (8:e uppl.)

Neumayr, Franz. The Science of the Spiritual Life. s.n., 1876.