APA (7th ed.) Citation

Philips, L., & Armstrong, A. (1909). The steps of doom: A tale of the land of the Incas / by L. Philips. New York : Frank Tousey.

Chicago Style (17th ed.) Citation

Philips, L., and Alexander Armstrong. The Steps of Doom: A Tale of the Land of the Incas / by L. Philips. New York : Frank Tousey, 1909.

MLA (8th ed.) Citation

Philips, L., and Alexander Armstrong. The Steps of Doom: A Tale of the Land of the Incas / by L. Philips. New York : Frank Tousey, 1909.

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