000 00380nam a22001217a 4500
050 _aMED RC1042
_bR6
100 _aRoberts, H.J.
245 _aThe causes,ecology and prevention of trafic accidents:with emphasis upon traffic medicine,epidemiology,sociology and logistics
260 _aUSA
_bCharles C.Thomas
_c1971
300 _axxii,1016p.
_bill.
650 _aEcology
942 _cBK
999 _c16192
_d16192