APA (7th ed.) Citation

Obermayer, W. (1997). Lichenotheca Graecensis. Inst. für Botanik.

Chicago Style (17th ed.) Citation

Obermayer, Walter. Lichenotheca Graecensis. Graz: Inst. für Botanik, 1997.

MLA (9th ed.) Citation

Obermayer, Walter. Lichenotheca Graecensis. Inst. für Botanik, 1997.

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