APA (7th ed.) Citation

Kraft, W. S., Specht, R. H., & Frigge, R. (1991). Deutsch aktuell (3rd ed., Rev.). EMC Pub..

Chicago Style (17th ed.) Citation

Kraft, Wolfgang S., Roland H. Specht, and Reinhold Frigge. Deutsch Aktuell. 3rd ed., Rev. St. Paul, Minn.: EMC Pub., 1991.

MLA (9th ed.) Citation

Kraft, Wolfgang S., et al. Deutsch Aktuell. 3rd ed., Rev. EMC Pub., 1991.