. (2014). Pathways to exploration: Rationales and approaches for a U.S. program of human space exploration [E-Book] / National Research Council (U.S.). Washington, District of Columbia: National Academies Press.
Chicago Style CitationPathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration [E-Book] / National Research Council (U.S.). Washington, District of Columbia: National Academies Press, 2014.
MLA CitationPathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration [E-Book] / National Research Council (U.S.). Washington, District of Columbia: National Academies Press, 2014.
Warning: These citations may not always be 100% accurate.