Zivier, Ernst Renatus The legal status of the land Berlin a survey after the quadripartite agreement Ernst R. Zivier ; english by Paul S. Ulrich. - Berlin Berlin-Verlag 1980. - xvi, 379 p. ill. 21 cm. - International law and politics 8a . Previously classified under: JX 4084 .B38 Z5813 Includes bibliographical references. ISBN: 3870611502 LCCN: 82460276 Subjects--Uniform Titles: Quadripartite Agreement on Berlin (1971) Subjects--Topical Terms: Berlin question (1945- ) Subjects--Geographic Terms: Berlin Germany--International status. LC Class. No.: KZ 4180 / .Z58 1980