Fiedler, C. E., & Arno, S. F. (2015). Ponderosa: People, fire, and the West's most iconic tree. Mountain Press Publishing Company.
Cita Chicago Style (17a ed.)Fiedler, Carl E., y Stephen F. Arno. Ponderosa: People, Fire, and the West's Most Iconic Tree. Missoula, Montana: Mountain Press Publishing Company, 2015.
Cita MLA (8a ed.)Fiedler, Carl E., y Stephen F. Arno. Ponderosa: People, Fire, and the West's Most Iconic Tree. Mountain Press Publishing Company, 2015.
Precaución: Estas citas no son 100% exactas.