APA (7th ed.) Citation

British Broadcasting Corporation & Peck, A. (1977). Kontakte. Notes for teachers. Units 1-25 (2nd ed.). British Broadcasting Corporation.

Chicago Style (17th ed.) Citation

British Broadcasting Corporation and Antony Peck. Kontakte. Notes for Teachers. Units 1-25. 2nd ed. London: British Broadcasting Corporation, 1977.

MLA (8th ed.) Citation

British Broadcasting Corporation and Antony Peck. Kontakte. Notes for Teachers. Units 1-25. 2nd ed. British Broadcasting Corporation, 1977.