Sierra Club. (2002). What's lost, what's left: A status report on the plants & animals of the Lewis & Clark expedition. Sierra Club.
Cita Chicago Style (17a ed.)Sierra Club. What's Lost, What's Left: A Status Report on the Plants & Animals of the Lewis & Clark Expedition. [Seattle, WA]: Sierra Club, 2002.
Cita MLA (8a ed.)Sierra Club. What's Lost, What's Left: A Status Report on the Plants & Animals of the Lewis & Clark Expedition. Sierra Club, 2002.
Precaución: Estas citas no son 100% exactas.