Citazione Stile APA (7a Edizione)

Wilson, P. G. (1950). German grammar: Teach yourself (Reprinted.). The English Universities.

Citazione stile Chigago Style (17a edizione)

Wilson, Percy George. German Grammar: Teach Yourself. Reprinted. London: The English Universities, 1950.

Citatione MLA (9a ed.)

Wilson, Percy George. German Grammar: Teach Yourself. Reprinted. The English Universities, 1950.