APA (7th ed.) Citation

Grinnell, G. B. Beyond the Old Frontier: Adventures of Indian-Fighters, Hunters, and Fur-Traders.

Chicago Style (17th ed.) Citation

Grinnell, George Bird. Beyond the Old Frontier: Adventures of Indian-Fighters, Hunters, and Fur-Traders.

MLA (9th ed.) Citation

Grinnell, George Bird. Beyond the Old Frontier: Adventures of Indian-Fighters, Hunters, and Fur-Traders.

Warning: These citations may not always be 100% accurate.