APA (7th ed.) Citation

Zahlbruckner, A. (1931). Catalogus lichenum universalis. Johnson.

Chicago Style (17th ed.) Citation

Zahlbruckner, Alexander. Catalogus Lichenum Universalis. New York: Johnson, 1931.

MLA (9th ed.) Citation

Zahlbruckner, Alexander. Catalogus Lichenum Universalis. Johnson, 1931.

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