Wadsworth, G., & San Souci, D. (2013). Yosemite's songster: One coyote's story. Yosemite Conservancy.
Cita Chicago Style (17a ed.)Wadsworth, Ginger, y Daniel San Souci. Yosemite's Songster: One Coyote's Story. [San Francisco, Calif.]: Yosemite Conservancy, 2013.
Cita MLA (8a ed.)Wadsworth, Ginger, y Daniel San Souci. Yosemite's Songster: One Coyote's Story. Yosemite Conservancy, 2013.
Precaución: Estas citas no son 100% exactas.