Cita APA
Grinnell, G. B. (2001). Trails of the pathfinders. Digital Scanning.
Citación estilo Chicago
Grinnell, George Bird. Trails of the Pathfinders. Scituate, Mass.: Digital Scanning, 2001.
Cita MLA
Grinnell, George Bird. Trails of the Pathfinders. Digital Scanning, 2001.
Warning: These citations may not always be 100% accurate.