Arny, T. T. (2004). Explorations: An introduction to astronomy. Boston, MA: McGraw-Hill.
Trích dẫn kiểu ChicagoArny, Thomas T. Explorations: An Introduction to Astronomy. Boston, MA: McGraw-Hill, 2004.
ציטוט MLAArny, Thomas T. Explorations: An Introduction to Astronomy. Boston, MA: McGraw-Hill, 2004.
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