APA-viite

Herrick, F. H. (1968). Audubon the naturalist: A history of his life and time. New York: Dover.

Chicago-tyylinen lähdeviittaus

Herrick, Francis Hobart. Audubon the Naturalist: A History of His Life and Time. New York: Dover, 1968.

MLA-viite

Herrick, Francis Hobart. Audubon the Naturalist: A History of His Life and Time. New York: Dover, 1968.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.