APA-viite (7. p.)

Broll, G., & Keplin, B. (2005). Mountain ecosystems: Studies in treeline ecology. Springer.

Chicago-viite (17. p.)

Broll, Gabriele, ja Beate Keplin. Mountain Ecosystems: Studies in Treeline Ecology. Berlin: Springer, 2005.

MLA-viite (9. p.)

Broll, Gabriele, ja Beate Keplin. Mountain Ecosystems: Studies in Treeline Ecology. Springer, 2005.