APA (7th ed.) Citation

Siegel, E. (2015). Beyond the galaxy: How humanity looked beyond our milky way and discovered the entire universe. World Scientific.

Chicago Style (17th ed.) Citation

Siegel, Ethan. Beyond the Galaxy: How Humanity Looked Beyond Our Milky Way and Discovered the Entire Universe. Hackensack, New Jersey: World Scientific, 2015.

MLA (9th ed.) Citation

Siegel, Ethan. Beyond the Galaxy: How Humanity Looked Beyond Our Milky Way and Discovered the Entire Universe. World Scientific, 2015.