Ramu, R. (2002). Introductory Econometrics with Applications. USA: Hacourt College Publisher.
Trích dẫn kiểu ChicagoRamu, Ramanathan. Introductory Econometrics With Applications. USA: Hacourt College Publisher, 2002.
Deismireacht MLARamu, Ramanathan. Introductory Econometrics With Applications. USA: Hacourt College Publisher, 2002.
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