APA (7th ed.) Citation

Dell, E. M., & Keller, A. I. (2005). The Safety Curtain, and Other Stories. Project Gutenberg.

Chicago Style (17th ed.) Citation

Dell, Ethel M., and Arthur Ignatius Keller. The Safety Curtain, and Other Stories. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Dell, Ethel M., and Arthur Ignatius Keller. The Safety Curtain, and Other Stories. Project Gutenberg, 2005.

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