Weibull, H. (2000). Bryophytes on boulders: Diversity, habitat preferences, and conservation aspects. Swedish University of Agricultural Sciences.
Chicago-referens (17:e uppl.)Weibull, Henrik. Bryophytes on Boulders: Diversity, Habitat Preferences, and Conservation Aspects. Uppsala: Swedish University of Agricultural Sciences, 2000.
MLA-referens (8:e uppl.)Weibull, Henrik. Bryophytes on Boulders: Diversity, Habitat Preferences, and Conservation Aspects. Swedish University of Agricultural Sciences, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.