APA (7th ed.) Citation

Fatoohi, L. (1998). First visibility of the lunar crescent and other problems in historical astronomy. University of Durham.

Chicago Style (17th ed.) Citation

Fatoohi, Louay. First Visibility of the Lunar Crescent and Other Problems in Historical Astronomy. Durham, England: University of Durham, 1998.

MLA (8th ed.) Citation

Fatoohi, Louay. First Visibility of the Lunar Crescent and Other Problems in Historical Astronomy. University of Durham, 1998.