APA (7th ed.) Citation

Kirkwood, D. (2012). The Asteroids Or Minor Planets Between Mars and Jupiter. Project Gutenberg.

Chicago Style (17th ed.) Citation

Kirkwood, Daniel. The Asteroids Or Minor Planets Between Mars and Jupiter. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Kirkwood, Daniel. The Asteroids Or Minor Planets Between Mars and Jupiter. Project Gutenberg, 2012.

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