00329nam a2200133Ia 4500008004100000041000800041082001900049100001800068245002500086250001400111260003200125300003300157365000500190240624s9999    xx            000 0 und d  aeng  a330.015195 JOH  aJOHNSTON JACK  aECONOMETRICS METHODS  a(4th ed.)  c1997aNew YorkbMcGraw-Hill  axviii, : 531 : p. : cm. ; 22  c