Petersen, C. C. (2013). Astronomy 101: From The Sun And Moon To Wormholes And Warp Drive, Key Theories, Discoveries, And Facts About The Universe. Adams Media.
Chicago Style (17th ed.) CitationPetersen, Carolyn Collins. Astronomy 101: From The Sun And Moon To Wormholes And Warp Drive, Key Theories, Discoveries, And Facts About The Universe. Massachusetts: Adams Media, 2013.
MLA (9th ed.) CitationPetersen, Carolyn Collins. Astronomy 101: From The Sun And Moon To Wormholes And Warp Drive, Key Theories, Discoveries, And Facts About The Universe. Adams Media, 2013.
Warning: These citations may not always be 100% accurate.