Cita APA (7a ed.)
Mullaney, J. (2005). Double and multiple stars and how to observe them. Springer.
Cita Chicago Style (17a ed.)
Mullaney, James. Double and Multiple Stars and How to Observe Them. New York: Springer, 2005.
Cita MLA (9a ed.)
Mullaney, James. Double and Multiple Stars and How to Observe Them. Springer, 2005.
Precaución: Estas citas no son 100% exactas.