APA (7th ed.) Zitazioa

Axelrod, D. I. (1998). The oligocene haynes creek flora of eastern Idaho. University of California Press.

Chicago Style (17th ed.) Zitazioa

Axelrod, Daniel I. The Oligocene Haynes Creek Flora of Eastern Idaho. Berkeley: University of California Press, 1998.

MLA (9th ed.) Zitazioa

Axelrod, Daniel I. The Oligocene Haynes Creek Flora of Eastern Idaho. University of California Press, 1998.