Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Holien, H., & Hilmo, O. (1991). Contributions to the lichen flora of Norway, primarily from the central and northern counties. Vitenskapsmuseet.

Chicago Citation Edition Citation

Holien, Håkon, und Olga Hilmo. Contributions to the Lichen Flora of Norway, Primarily from the Central and Northern Counties. Trondheim: Vitenskapsmuseet, 1991.

MLA Citation Edition Citation

Holien, Håkon, und Olga Hilmo. Contributions to the Lichen Flora of Norway, Primarily from the Central and Northern Counties. Vitenskapsmuseet, 1991.