Kompass. Register of economy of Luxembourg = Informationswerk für die Wirtschaft Luxemburgs = Repertorio dell'economia del Lussemburgo = Repertorio de la economia del Lussemburgo.
Luxembourg : Kompass Luxembourg Sárl,
-1991.
Description based on: 11e éd. (1990).
10th ed. (1989/90) issued in two volumes.
Kompass. Répertoire general de l'économie du Luxembourg
Kompass. Annuaire général de l'économie luxembourgeoise