000 00345nam a2200145Ia 4500
001 4730
008 140318s9999 xx 000 0 und d
040 _cPK-LaUMT
082 _a 339.5220954915
_bSTU-
245 2 _aA study on improving the efficiency and effectiveness of spe
260 _c1992
300 _a210 p.
546 _aEN
942 _cBK
999 _c4859
_d4859