APA (7th ed.) Citation

Roberts, N., & Stannat, A. (2008). Impulse (1. [Dr.].). Berlitz-Publ.

Chicago Style (17th ed.) Citation

Roberts, Nora, and Astrid Stannat. Impulse. 1. [Dr.]. München ; New York, NY ; Singapur: Berlitz-Publ, 2008.

MLA (9th ed.) Citation

Roberts, Nora, and Astrid Stannat. Impulse. 1. [Dr.]. Berlitz-Publ, 2008.