000			00315nam a2200109Ia 4500
001			81354
008			170722s9999 xx 000 0 und d
100			_aBurns, Neal M.
245			_aUnsual environments and human behaviour _bPhysiological and psychological problems of man in space /
260			_c1963.
942			_cGEN
999			_c63493 _d63493