Tietueen sitaatit

National Research Council; Division on Engineering and Physical Sciences; Division of Behavioral and Social Sciences and Education, National Research Council, Aeronautics and Space Engineering Board, Committee on Human Spaceflight, Committee on National Statistics, Division of Behavioral and Social Sciences and Education, . . . Space Studies Board. (2014). Pathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration. National Academies Press.

National Research Council; Division on Engineering and Physical Sciences; Division of Behavioral and Social Sciences and Education, National Research Council, Aeronautics and Space Engineering Board, Committee on Human Spaceflight, Committee on National Statistics, Division of Behavioral and Social Sciences and Education, Division on Engineering and Physical Sciences, ja Space Studies Board. Pathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration. National Academies Press, 2014.

National Research Council; Division on Engineering and Physical Sciences; Division of Behavioral and Social Sciences and Education, et al. Pathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration. National Academies Press, 2014.

National Research Council; Division on Engineering and Physical Sciences; Division of Behavioral and Social Sciences and Education, National Research Council, Aeronautics and Space Engineering Board, Committee on Human Spaceflight, Committee on National Statistics, Division of Behavioral and Social Sciences and Education, . . . Space Studies Board. 2014. Pathways to Exploration: Rationales and Approaches for a U.S. Program of Human Space Exploration. National Academies Press.