000			00490nam a2200121Ia 4500
008			211224s9999 xx 000 0 und d
020			_a9780309125833
082			_a629.470973 NAT
245		2	_aA constrained space exploration technology program : a review of NASA's exploration technology development program
260			_aWashington, DC: _bNational Academies Press, _c2008
300			_axii, 141 p. : ill. (some col.) ; 28 cm
650			_aExploration Technology Development Program - Evaluation
999			_c4022 _d4022