Walters, A.A..
Introduction to Econometrics / - Second Ed. / - London : Macmillan Press Ltd. , 1991 - p377 :
0-333-02567-9
Economics
X0bB28 / K8W,L0;1
Introduction to Econometrics / - Second Ed. / - London : Macmillan Press Ltd. , 1991 - p377 :
0-333-02567-9
Economics
X0bB28 / K8W,L0;1