APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

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