APA (7th ed.) Citation

Mangasarian, M. M. (2012). Is Life Worth Living Without Immortality? A Lecture Delivered Before the Independent Religious Society, Chicago. Project Gutenberg.

Chicago Style (17th ed.) Citation

Mangasarian, M. M. Is Life Worth Living Without Immortality? A Lecture Delivered Before the Independent Religious Society, Chicago. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Mangasarian, M. M. Is Life Worth Living Without Immortality? A Lecture Delivered Before the Independent Religious Society, Chicago. Project Gutenberg, 2012.

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