APA (7th ed.) Citation

Clarke, S. (1992). Harper Collins business German / [editors Stephen Clarke ...[et al]]. HarperCollins.

Chicago Style (17th ed.) Citation

Clarke, Stephen. Harper Collins Business German / [editors Stephen Clarke ...[et Al]]. New York ; [London]: HarperCollins, 1992.

MLA (9th ed.) Citation

Clarke, Stephen. Harper Collins Business German / [editors Stephen Clarke ...[et Al]]. HarperCollins, 1992.

Warning: These citations may not always be 100% accurate.