Não informado. (1936). Junior natural history magazine. American Museum of Natural History.
Chicago-viite (17. p.)Não informado. Junior Natural History Magazine. New York: American Museum of Natural History, 1936.
MLA-viite (8. p.)Não informado. Junior Natural History Magazine. American Museum of Natural History, 1936.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.