APA (7th ed.) Citation

Blum, H. (2011). The floor of heaven: A true tale of the last frontier and the Yukon gold rush. Crown Publishers.

Chicago Style (17th ed.) Citation

Blum, Howard. The Floor of Heaven: A True Tale of the Last Frontier and the Yukon Gold Rush. New York: Crown Publishers, 2011.

MLA (8th ed.) Citation

Blum, Howard. The Floor of Heaven: A True Tale of the Last Frontier and the Yukon Gold Rush. Crown Publishers, 2011.

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