APA (7th ed.) Citation

Miller, W. M., & Schroeder, E. (2009). Death of a Spaceman. Project Gutenberg.

Chicago Style (17th ed.) Citation

Miller, Walter M., and Ernest Schroeder. Death of a Spaceman. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Miller, Walter M., and Ernest Schroeder. Death of a Spaceman. Project Gutenberg, 2009.

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