SciFi Film History - Metropolis (1927) – Although the first science fiction film is generally agreed to be Georges Méliès' A Trip To The Moon (1902), Metropolis (1926) is the first feature length outing of the genre. (scififilmhistory.com, retrieved 15 May 2013) نسخة محفوظة 10 أكتوبر 2017 على موقع واي باك مشين.
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SciFi Film History - Metropolis (1927) – Although the first science fiction film is generally agreed to be Georges Méliès' A Trip To The Moon (1902), Metropolis (1926) is the first feature length outing of the genre. (scififilmhistory.com, retrieved 15 May 2013) نسخة محفوظة 10 أكتوبر 2017 على موقع واي باك مشين.
