APA (7th ed.) Citation

Clarke, L. W. (1962). Greek Astronomy and its Debt to the Babylonians.

Chicago Style (17th ed.) Citation

Clarke, Leonard W. Greek Astronomy and Its Debt to the Babylonians. Ravensmead, Keston, Kent, 1962.

MLA (8th ed.) Citation

Clarke, Leonard W. Greek Astronomy and Its Debt to the Babylonians. 1962.