Abbey, E. The serpents of paradise: Edward Abbey. The West.(1979).
Cita Chicago Style (17a ed.)Abbey, Edward. "The Serpents of Paradise: Edward Abbey." The West.(1979) .
Cita MLA (8a ed.)Abbey, Edward. "The Serpents of Paradise: Edward Abbey." The West.(1979), .
Precaución: Estas citas no son 100% exactas.