APA (7th ed.) Citation

Hardenburg, W., & Enock, C. R. (2014). The Putumayo, The Devil's Paradise Travels in the Peruvian Amazon Region and an Account of the Atrocities Committed upon the Indians Therein. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hardenburg, Walter, and C. Reginald Enock. The Putumayo, The Devil's Paradise Travels in the Peruvian Amazon Region and an Account of the Atrocities Committed upon the Indians Therein. Project Gutenberg, 2014.

MLA (9th ed.) Citation

Hardenburg, Walter, and C. Reginald Enock. The Putumayo, The Devil's Paradise Travels in the Peruvian Amazon Region and an Account of the Atrocities Committed upon the Indians Therein. Project Gutenberg, 2014.

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