Dyfyniad APA
Anderson, O. E., & Griffith, D. (2007). Out of the woods: A bird watcher's year. Ohio University Press.
Dyfyniad Arddull Chicago
Anderson, Ora E., and Deborah Griffith. Out of the Woods: A Bird Watcher's Year. Athens: Ohio University Press, 2007.
Dyfyniad MLA
Anderson, Ora E., and Deborah Griffith. Out of the Woods: A Bird Watcher's Year. Ohio University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.