APA (7th ed.) Citation
Owen, R. (1992). BBC Business English + 3 audio cassettes. BBC English.
Chicago Style (17th ed.) Citation
Owen, Roger. BBC Business English + 3 Audio Cassettes. London: BBC English, 1992.
MLA (9th ed.) Citation
Owen, Roger. BBC Business English + 3 Audio Cassettes. BBC English, 1992.
Warning: These citations may not always be 100% accurate.