Flight 33 Productions (Firm), History Channel (Television network), Arts and Entertainment Network, Cohen, D. J., & Thompson, E. (2008). The universe: Supernovas, constellations, unexplained mysteries, cosmic collisions. A&E Television Networks : Distributed by New Video.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Flight 33 Productions (Firm), History Channel (Television network), Arts and Entertainment Network, Douglas J. Cohen, و Erik Thompson. The Universe: Supernovas, Constellations, Unexplained Mysteries, Cosmic Collisions. [New York, NY]: A&E Television Networks : Distributed by New Video, 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Flight 33 Productions (Firm), et al. The Universe: Supernovas, Constellations, Unexplained Mysteries, Cosmic Collisions. A&E Television Networks : Distributed by New Video, 2008.