Hiden, John, 1940-. The Baltic states and Weimar Ostpolitik. - Cambridge [u.a.] : Cambridge Univ. Press. - 1987 [Rezension] - Nicholls, A. J. (. The @English historical review. - Oxford : Univ. Press, 1886-. - ISSN 0013-8266 105, 1990)