Cita APA (7a ed.)
Janssen, R. B. (1987). Birds in Minnesota. Published by the University of Minnesota Press for the James Ford Bell Museum of Natural History.
Cita Chicago Style (17a ed.)
Janssen, Robert B. Birds in Minnesota. Minneapolis, MN: Published by the University of Minnesota Press for the James Ford Bell Museum of Natural History, 1987.
Cita MLA (9a ed.)
Janssen, Robert B. Birds in Minnesota. Published by the University of Minnesota Press for the James Ford Bell Museum of Natural History, 1987.
Precaución: Estas citas no son 100% exactas.