APA (7th ed.) Citation

O'Connell, J. R., & Hale, A. L. (2012). The big bang: Theory, assumptions, and problems. Nova Science Publishers.

Chicago Style (17th ed.) Citation

O'Connell, Jason R., and Alice L. Hale. The Big Bang: Theory, Assumptions, and Problems. Hauppauge, N.Y.: Nova Science Publishers, 2012.

MLA (9th ed.) Citation

O'Connell, Jason R., and Alice L. Hale. The Big Bang: Theory, Assumptions, and Problems. Nova Science Publishers, 2012.