APA-Zitierstil (7. Ausg.)

Hansen, A., & Sunding, P. (1994). Botanical bibliography of the Canary Islands. Botanical Garden.

Chicago-Zitierstil (17. Ausg.)

Hansen, Alfred, und Per Sunding. Botanical Bibliography of the Canary Islands. Oslo: Botanical Garden, 1994.

MLA-Zitierstil (9. Ausg.)

Hansen, Alfred, und Per Sunding. Botanical Bibliography of the Canary Islands. Botanical Garden, 1994.