APA (7th ed.) Citation

Plotner, T., & SpringerLink (Online Service). (2008). The night sky companion: A yearly guide to sky-watching, 2009-2010. Springer.

Chicago Style (17th ed.) Citation

Plotner, Tammy., and SpringerLink (Online Service). The Night Sky Companion: A Yearly Guide to Sky-watching, 2009-2010. New York ; London: Springer, 2008.

MLA (8th ed.) Citation

Plotner, Tammy., and SpringerLink (Online Service). The Night Sky Companion: A Yearly Guide to Sky-watching, 2009-2010. Springer, 2008.

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