Cita APA (7th ed.)

Watson, H. W., & McGuinn, S. (1978). Deutsch im Büro =: German in the office (New ed.). Longman.

Cita Chicago (17th ed.)

Watson, Hilde W., i S. McGuinn. Deutsch Im Büro =: German in the Office. New ed. London: Longman, 1978.

Cita MLA (8th ed.)

Watson, Hilde W., i S. McGuinn. Deutsch Im Büro =: German in the Office. New ed. Longman, 1978.