(2004). Eye & telescope: Deep-Sky-Beobachtungsplaner ([Version] 2.0.). Oculum-Verl.
Chicago Style (17th ed.) CitationEye & Telescope: Deep-Sky-Beobachtungsplaner. [Version] 2.0. Erlangen: Oculum-Verl, 2004.
MLA (9th ed.) CitationEye & Telescope: Deep-Sky-Beobachtungsplaner. [Version] 2.0. Oculum-Verl, 2004.
Warning: These citations may not always be 100% accurate.