Vorwärts international, Stufe 4 (nach einem Interview mit Oberbürgermeister Dr Vogel, Februar 1970)
Schools Council (Great Britain)
Leeds E.J. Arnold,
1973
Includes vocabularies in Spanish, Greek, Portuguese, French, Italian and Turkish
Also published: as 'Vorwärts, stage 4. Unit 4B1'. 1973
German language