Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationHolien, H., & Hilmo, O. (1991). Contributions to the lichen flora of Norway, primarily from the central and northern counties. Vitenskapsmuseet.
Chicago Citation Edition CitationHolien, Håkon, und Olga Hilmo. Contributions to the Lichen Flora of Norway, Primarily from the Central and Northern Counties. Trondheim: Vitenskapsmuseet, 1991.
MLA Citation Edition CitationHolien, Håkon, und Olga Hilmo. Contributions to the Lichen Flora of Norway, Primarily from the Central and Northern Counties. Vitenskapsmuseet, 1991.