APA (7th ed.) Citation

Shapely, H. (1960). Sourcebook in astronomy, 1900-1050. Harvard University Press.

Chicago Style (17th ed.) Citation

Shapely, Harlow. Sourcebook in Astronomy, 1900-1050. Cambridge, MA: Harvard University Press, 1960.

MLA (9th ed.) Citation

Shapely, Harlow. Sourcebook in Astronomy, 1900-1050. Harvard University Press, 1960.