Kohler, Heinz. Economic integration in the Soviet Bloc : with an East German case study / Heinz Kohler. - New York : Fredrick A. Praeger, c 1965. - xxi, 402 p. : ill. ; 24 cm. - Praeger special studies in international economics and development. . Bibliography : p.396-402. 47 47 Subjects--Topical Terms: International economic relations. Dewey Class. No.: 338.9143 / K824e