APA-Zitierstil (7. Ausg.)

Smith, F. E. Conservation in the United States: A documentary history. Chelsea House Publ. [u.a.].

Chicago-Zitierstil (17. Ausg.)

Smith, Frank E. Conservation in the United States: A Documentary History. New York: Chelsea House Publ. [u.a.].

MLA-Zitierstil (9. Ausg.)

Smith, Frank E. Conservation in the United States: A Documentary History. Chelsea House Publ. [u.a.].