Skylab program description.
APA Citation
United States. National Aeronautics and Space Administration. (1971). Skylab program description. Washington: [U.S. Govt. Print. Off.].
MLA Citation
United States. National Aeronautics and Space Administration. Skylab Program Description. Washington: [U.S. Govt. Print. Off.], 1971.
Warning: These citations may not always be complete (especially for serials).