APA (7th ed.) Citation

Grasshoff, G. (1990). The History of Ptolemy's Star Catalogue. Springer New York.

Chicago Style (17th ed.) Citation

Grasshoff, Gerd. The History of Ptolemy's Star Catalogue. New York, NY: Springer New York, 1990.

MLA (9th ed.) Citation

Grasshoff, Gerd. The History of Ptolemy's Star Catalogue. Springer New York, 1990.