APA (7th ed.) Citation

Davies, D. (1990). Preparing for English for commerce (1. publ.). Prentice Hall.

Chicago Style (17th ed.) Citation

Davies, David. Preparing for English for Commerce. 1. publ. New York u.a: Prentice Hall, 1990.

MLA (9th ed.) Citation

Davies, David. Preparing for English for Commerce. 1. publ. Prentice Hall, 1990.