Seifert, H. S. (1959). Space technology. John Wiley and Sons, INC.
Chicago Style (17th ed.) ZitazioaSeifert, Howard S. Space Technology. New York: John Wiley and Sons, INC, 1959.
MLA (9th ed.) ZitazioaSeifert, Howard S. Space Technology. John Wiley and Sons, INC, 1959.
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