APA (7th ed.) Citation

Adam, J. H., & Arnold, D. (1993). Longman dictionary of business English (2nd ed.). Longman.

Chicago Style (17th ed.) Citation

Adam, J. H., and David Arnold. Longman Dictionary of Business English. 2nd ed. Harlow: Longman, 1993.

MLA (9th ed.) Citation

Adam, J. H., and David Arnold. Longman Dictionary of Business English. 2nd ed. Longman, 1993.