Muir, J. (1992). John Muir: The eight wilderness discovery books. Diadem ; Mountaineers.
Cita Chicago Style (17a ed.)Muir, John. John Muir: The Eight Wilderness Discovery Books. London : Seattle, Wash: Diadem ; Mountaineers, 1992.
Cita MLA (8a ed.)Muir, John. John Muir: The Eight Wilderness Discovery Books. Diadem ; Mountaineers, 1992.
Precaución: Estas citas no son 100% exactas.