C., P., W.(1989).Continuity and change in Soviet-East European relations : implication for the west / editor; Marco Carnovalo, William C. Potter (Cet.1).:Westview Press.
Gaya MLA
Potter, William, C.."Continuity and change in Soviet-East European relations : implication for the west / editor; Marco Carnovalo, William C. Potter".Cet.1:Westview Press,1989.Textbook.