000			00398nam a2200145Ia 4500
008			230130s9999||||xx |||||||||||||| ||und||
020			_a9780387746449
100			_aErik Seedhouse
245		0	_aTourists in Space
250			_a2008
260			_bSpringer New York _c2008
440			_aSpringer Praxis Books
650			_aPhysics and Astronomy
856			_uhttps://doi.org/10.1007/978-0-387-74644-9
999			_c17848 _d17848