Norment, C. (2008). Return to Warden's Grove: Science, desire, and the lives of sparrows. University of Iowa Press.
Chicago-referens (17:e uppl.)Norment, Christopher. Return to Warden's Grove: Science, Desire, and the Lives of Sparrows. Iowa City: University of Iowa Press, 2008.
MLA-referens (9:e uppl.)Norment, Christopher. Return to Warden's Grove: Science, Desire, and the Lives of Sparrows. University of Iowa Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.