1. Beschloss, Michael R. 1997. Kennedy and the decision to go to the moon. In Spaceflight and the myth of presidential leadership, eds. Roger D. Launius and Howard McCurdy, 51–67. Urbana: Univ. of Illinois Press.
2. Beyond Soyuz-Apollo. 1975. The New York Times, 20 July, E14.
3. Bhabha, Homi K. 1994. Location of Culture. London: Routledge.
4. Callahan, Angelina Long. 2013. NASA and the Soviet Union/Russia. In NASA in the world: Fifty years of international collaboration in space, eds. John Krige, Angelina Long Callahan and Ashok Maharaj, 127–184. New York: Palgrave Macmillan.
5. Chembrovsky, Oleg. 1969. Zemlja ‒ Kosmos ‒ Zemlja [Earth – Space – Earth]. Izvestia, 22 May, 3.