Hammond, W. E. (1999). Space transportation: A systems approach to analysis and design. American Institute of Aeronautics and Astronautics.
Lua i Stíl Chicago (17ú heag.)Hammond, Walter Edward. Space Transportation: A Systems Approach to Analysis and Design. Reston, Va.: American Institute of Aeronautics and Astronautics, 1999.
Lua MLA (9ú heag.)Hammond, Walter Edward. Space Transportation: A Systems Approach to Analysis and Design. American Institute of Aeronautics and Astronautics, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.