APA (7th ed.) Citation

Hackler, R., Lyndon B. Johnson Space Center,, & United States. National Aeronautics and Space Administration. (2014). Commercial Orbital Transportation Services: A new era in spaceflight. National Aeronautics and Space Administration, Lyndon B. Johnson Space Center.

Chicago Style (17th ed.) Citation

Hackler, Rebecca,, Lyndon B. Johnson Space Center, and United States. National Aeronautics and Space Administration. Commercial Orbital Transportation Services: A New Era in Spaceflight. Houston, Texas: National Aeronautics and Space Administration, Lyndon B. Johnson Space Center, 2014.

MLA (8th ed.) Citation

Hackler, Rebecca,, et al. Commercial Orbital Transportation Services: A New Era in Spaceflight. National Aeronautics and Space Administration, Lyndon B. Johnson Space Center, 2014.