APA Edition Citation

Messel, H. e., & Butler, S. T. e. (1964). The universe and its origin. St. Martin's Press.

Chicago Edition Citation

Messel, H. ed, and S. T. ed Butler. The Universe and Its Origin. New York: St. Martin's Press, 1964.

MLA Edition Citation

Messel, H. ed, and S. T. ed Butler. The Universe and Its Origin. St. Martin's Press, 1964.