APA (7th ed.) Citation

United States. National Aeronautics and Space Administration. Scientific and Technical Information Office, Goddard Space Flight Center, Fichtel, C. E., & Stecker, F. W. (1977). The structure and content of the galaxy and galactic gamma rays. National Aeronautics and Space Administration, Scientific and Technical Information Office.

Chicago Style (17th ed.) Citation

United States. National Aeronautics and Space Administration. Scientific and Technical Information Office, Goddard Space Flight Center, Carl E. Fichtel, and Floyd W. Stecker. The Structure and Content of the Galaxy and Galactic Gamma Rays. Washington: National Aeronautics and Space Administration, Scientific and Technical Information Office, 1977.

MLA (9th ed.) Citation

United States. National Aeronautics and Space Administration. Scientific and Technical Information Office, et al. The Structure and Content of the Galaxy and Galactic Gamma Rays. National Aeronautics and Space Administration, Scientific and Technical Information Office, 1977.