APA (7e ed.) Bronvermelding

Axelrod, D. I. (1995). The miocene purple mountain flora of western Nevada. University of California Press.

Chicago (17e ed.) Bronvermelding

Axelrod, Daniel I. The Miocene Purple Mountain Flora of Western Nevada. Berkeley: University of California Press, 1995.

MLA (9e ed.) Bronvermelding

Axelrod, Daniel I. The Miocene Purple Mountain Flora of Western Nevada. University of California Press, 1995.