APA (7th ed.) Citation

Thell, A., Søchting, U., Kärnefelt, I., Elix, J. A., & Sancho, L. G. (2007). Himantormia – an Antarctic genus in the Parmeliaceae (lichenized ascomycetes). J. Cramer.

Chicago Style (17th ed.) Citation

Thell, Arne, Ulrik Søchting, Ingvar Kärnefelt, John A. Elix, and Leopoldo G. Sancho. Himantormia – an Antarctic Genus in the Parmeliaceae (lichenized Ascomycetes). J. Cramer, 2007.

MLA (8th ed.) Citation

Thell, Arne, et al. Himantormia – an Antarctic Genus in the Parmeliaceae (lichenized Ascomycetes). J. Cramer, 2007.