Romano, C. (2024). Day hiking Columbia River Gorge: Waterfalls, vistas, state parks, national scenic area (2nd edition.). Mountaineers Books.
Cita Chicago Style (17a ed.)Romano, Craig. Day Hiking Columbia River Gorge: Waterfalls, Vistas, State Parks, National Scenic Area. 2nd edition. Seattle, WA: Mountaineers Books, 2024.
Cita MLA (8a ed.)Romano, Craig. Day Hiking Columbia River Gorge: Waterfalls, Vistas, State Parks, National Scenic Area. 2nd edition. Mountaineers Books, 2024.
Precaución: Estas citas no son 100% exactas.