Style de citation APA (7e éd.)
Aton, J. M. (2010). John Wesley Powell: His life and legacy. Bonneville Books.
Style de citation Chicago (17e éd.)
Aton, James M. John Wesley Powell: His Life and Legacy. Salt Lake City: Bonneville Books, 2010.
Style de citation MLA (9e éd.)
Aton, James M. John Wesley Powell: His Life and Legacy. Bonneville Books, 2010.
Attention : ces citations peuvent ne pas être correctes à 100%.