Siddiqi, Asif A., 1966- Challenge to Apollo : the Soviet Union and the space race, 1945-1974 / by Asif A. Siddiqi.

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Siddiqi, Asif A., 1966-

Challenge to Apollo : the Soviet Union and the space race, 1945-1974 / by Asif A. Siddiqi.

Astronautics -- Soviet Union -- History.

Space race -- History.