Pache, W. (1972). German at work: A second stage course for adults. Univ. of London Press.
Citazione stile Chigago Style (17a edizione)Pache, W. German at Work: A Second Stage Course for Adults. London: Univ. of London Press, 1972.
Citatione MLA (9a ed.)Pache, W. German at Work: A Second Stage Course for Adults. Univ. of London Press, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.