APA (7th ed.) Citation

Goddard Memorial Symposium Washington, D.C., American Astronautical Society, McLucas, J. L., & Sheffield, C. (1981). Commercial operations in space, 1980-2000. Published for the American Astronautical Society by Univelt.

Chicago Style (17th ed.) Citation

Goddard Memorial Symposium Washington, D.C., American Astronautical Society, John L. McLucas, and Charles Sheffield. Commercial Operations in Space, 1980-2000. San Diego, Calif.: Published for the American Astronautical Society by Univelt, 1981.

MLA (9th ed.) Citation

Goddard Memorial Symposium Washington, D.C., et al. Commercial Operations in Space, 1980-2000. Published for the American Astronautical Society by Univelt, 1981.