APA (7th ed.) Citation

Smith, R. W. (1982). The expanding universe : astronomy's 'great debate', 1900-1931 / Robert W. Smith: Astronomy's 'great debate', 1900-1931. Cambridge University Press.

Chicago Style (17th ed.) Citation

Smith, Robert W. The Expanding Universe : Astronomy's 'Great Debate', 1900-1931 / Robert W. Smith: Astronomy's 'Great Debate', 1900-1931. Cambridge: Cambridge University Press, 1982.

MLA (9th ed.) Citation

Smith, Robert W. The Expanding Universe : Astronomy's 'Great Debate', 1900-1931 / Robert W. Smith: Astronomy's 'Great Debate', 1900-1931. Cambridge University Press, 1982.

Warning: These citations may not always be 100% accurate.