APA (7th ed.) Citation

McGuinn, R. (2003). I am a Pilgrim. Project Gutenberg.

Chicago Style (17th ed.) Citation

McGuinn, Roger. I Am a Pilgrim. Project Gutenberg, 2003.

MLA (9th ed.) Citation

McGuinn, Roger. I Am a Pilgrim. Project Gutenberg, 2003.

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