Hertel, H. (1987). Lecideaceae exsiccatae.
Chicago Style (17th ed.) CitationHertel, Hannes. Lecideaceae Exsiccatae. München, 1987.
MLA (9th ed.) CitationHertel, Hannes. Lecideaceae Exsiccatae. 1987.
Warning: These citations may not always be 100% accurate.