(1990). Directory of foreign trade organizations in Eastern Europe: Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania and the USSR. International Trade Pr.
Chicago-Zitierstil (17. Ausg.)Directory of Foreign Trade Organizations in Eastern Europe: Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania and the USSR. San Francisco, Calif: International Trade Pr, 1990.
MLA-Zitierstil (9. Ausg.)Directory of Foreign Trade Organizations in Eastern Europe: Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania and the USSR. International Trade Pr, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.