APA (7th ed.) Citation

Jordan, P. (1971). The expanding earth: Some consequences of Dirac's gravitation hypothesis ([1st English ed.].). Pergamon Press.

Chicago Style (17th ed.) Citation

Jordan, Pascual. The Expanding Earth: Some Consequences of Dirac's Gravitation Hypothesis. [1st English ed.]. Oxford, New York: Pergamon Press, 1971.

MLA (9th ed.) Citation

Jordan, Pascual. The Expanding Earth: Some Consequences of Dirac's Gravitation Hypothesis. [1st English ed.]. Pergamon Press, 1971.