V.Dukkipati Rao. (2005). Engineering System Dynamics (sách pho to coppy). U.K: Alpha Science International.
Trích dẫn kiểu ChicagoV.Dukkipati Rao. Engineering System Dynamics (sách Pho to Coppy). U.K: Alpha Science International, 2005.
Deismireacht MLAV.Dukkipati Rao. Engineering System Dynamics (sách Pho to Coppy). U.K: Alpha Science International, 2005.
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