APA (7th ed.) Citation

Hahn, G., & Hahn, R. (2016). Catalogus trilobitorum cum figuris, (Trilobites carbonici et permici, VIII. Phillipsiinae et Griffithidinae). Backhuys Publishers.

Chicago Style (17th ed.) Citation

Hahn, Gerhard, and Renate Hahn. Catalogus Trilobitorum Cum Figuris, (Trilobites Carbonici Et Permici, VIII. Phillipsiinae Et Griffithidinae). Leiden: Backhuys Publishers, 2016.

MLA (9th ed.) Citation

Hahn, Gerhard, and Renate Hahn. Catalogus Trilobitorum Cum Figuris, (Trilobites Carbonici Et Permici, VIII. Phillipsiinae Et Griffithidinae). Backhuys Publishers, 2016.