Citazione Stile APA (7a Edizione)

Boaks, P. (1988). Startbahn: Skills practice in German (1. publ.). Heinemann.

Citazione stile Chigago Style (17a edizione)

Boaks, Peter. Startbahn: Skills Practice in German. 1. publ. Oxford [u.a.]: Heinemann, 1988.

Citatione MLA (9a ed.)

Boaks, Peter. Startbahn: Skills Practice in German. 1. publ. Heinemann, 1988.