Style de citation APA (7e éd.)
Ludwig, G. H. (2011). Opening space research: Dreams, technology, and scientific discovery. American Geophysical Union.
Style de citation Chicago (17e éd.)
Ludwig, George H. Opening Space Research: Dreams, Technology, and Scientific Discovery. Washington, DC: American Geophysical Union, 2011.
Style de citation MLA (9e éd.)
Ludwig, George H. Opening Space Research: Dreams, Technology, and Scientific Discovery. American Geophysical Union, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.