APA ציטוט

United States National Aeronautics and Space Administration, & United States National Aeronautics and Space Administration. (1960). Space. Washington: United States Information Service.

Παραπομπή Chicago Style

United States National Aeronautics and Space Administration, και United States National Aeronautics and Space Administration. Space. Washington: United States Information Service, 1960.

ציטוט MLA

United States National Aeronautics and Space Administration, και United States National Aeronautics and Space Administration. Space. Washington: United States Information Service, 1960.