Citazione Stile APA (7a Edizione)

(1983). Vorwärts: Schools council continuation German course (Schülerbuch, 1. publ., 8. impression.). Arnold.

Citazione stile Chigago Style (17a edizione)

Vorwärts: Schools Council Continuation German Course. Schülerbuch, 1. publ., 8. impression. Exeter: Arnold, 1983.

Citatione MLA (9a ed.)

Vorwärts: Schools Council Continuation German Course. Schülerbuch, 1. publ., 8. impression. Arnold, 1983.