APA (7th ed.) Citation

O'Neill, B. (2014). The geometry of Kerr black holes (Dover edition.). Dover Publications, Inc.

Chicago Style (17th ed.) Citation

O'Neill, Barrett. The Geometry of Kerr Black Holes. Dover edition. Mineola, New York: Dover Publications, Inc, 2014.

MLA (9th ed.) Citation

O'Neill, Barrett. The Geometry of Kerr Black Holes. Dover edition. Dover Publications, Inc, 2014.