Breithaupt, J. (2000). Teach yourself 101 key ideas: Stronomy. Teach Yourself.
Cita Chicago Style (17a ed.)Breithaupt, Jim. Teach Yourself 101 Key Ideas: Stronomy. London: Teach Yourself, 2000.
Cita MLA (9a ed.)Breithaupt, Jim. Teach Yourself 101 Key Ideas: Stronomy. Teach Yourself, 2000.
Precaución: Estas citas no son 100% exactas.