Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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