Citazione Stile APA (7a Edizione)

Sommer, W., & Schönfeld, H. (1979). Management dictionary: English-German (5., rev. and. enl. ed.). Walter de Gruyter.

Citazione stile Chigago Style (17a edizione)

Sommer, Werner, e Hanns-Martin Schönfeld. Management Dictionary: English-German. 5., rev. and. enl. ed. Berlin ; New York: Walter de Gruyter, 1979.

Citatione MLA (9a ed.)

Sommer, Werner, e Hanns-Martin Schönfeld. Management Dictionary: English-German. 5., rev. and. enl. ed. Walter de Gruyter, 1979.