00351nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001800078100002200096245003100118260001600149650005200165522020261006003839.0120911s9999    xx            000 0 und d  a0070251940  a330.01519 GUJ  aGujarati, Damodar  aEssentials of econometrics  aMcgraw-Hill  aEconometrics   2. Economics-statistical methods