000 00262pam a2200109a 44500
082 _aNASA
_bCR-1957
100 _aHarry J Older
245 1 _aHuman factors aspects of atr traffic control.
260 _a
_b
_c
700 _aBernard J Cameron
997 _aTR12973 C
999 _c406313
_d406313