United States National Aeronautics and Space Administration, & United States National Aeronautics and Space Administration. (1960). Space. Washington: United States Information Service.
Παραπομπή Chicago StyleUnited States National Aeronautics and Space Administration, και United States National Aeronautics and Space Administration. Space. Washington: United States Information Service, 1960.
MLA引文United States National Aeronautics and Space Administration, και United States National Aeronautics and Space Administration. Space. Washington: United States Information Service, 1960.
警告：這些引文格式不一定是100％准確.