Butler, S. T., & Messel, H. (1963). The universe of time and space: A course of selected lectures in astronomy, cosmology and physics. Pergamon Press.
Chicago Style (17th ed.) CitationButler, S. T., and H. Messel. The Universe of Time and Space: A Course of Selected Lectures in Astronomy, Cosmology and Physics. Oxford: Pergamon Press, 1963.
MLA (9th ed.) CitationButler, S. T., and H. Messel. The Universe of Time and Space: A Course of Selected Lectures in Astronomy, Cosmology and Physics. Pergamon Press, 1963.
Warning: These citations may not always be 100% accurate.