TY - BOOK ED - United States. TI - Sixty years of NASA leadership in human space exploration: past, present, and future : hearing before the Subcommittee on Space, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fifteenth Congress, second session, September 26, 2018 AV - KF27 .S3995 2018e PY - 2019/// CY - Washington PB - U.S. Government Publishing Office KW - Manned space flight KW - Outer space KW - Exploration KW - Government policy KW - United States KW - Deep space KW - Research KW - Legislative hearings KW - lcgft N1 - "Serial no. 115-74."; CRDP Program record UR - https://purl.fdlp.gov/GPO/gpo118115 ER -