(1991). Shuttle orbiter with telescoping main propulsion unit and payload / inventor, Ian O. MacConochie.
Chicago-viite (17. p.)Shuttle Orbiter with Telescoping Main Propulsion Unit and Payload / Inventor, Ian O. MacConochie. 1991.
MLA-viite (9. p.)Shuttle Orbiter with Telescoping Main Propulsion Unit and Payload / Inventor, Ian O. MacConochie. 1991.
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