Campbell, A., & Yeung, S. (1990). Do you need a mission statement ?: Special report No 1208. The economist.
Chicago Style (17th ed.) CitationCampbell, Andrew, and Sally Yeung. Do You Need a Mission Statement ?: Special Report No 1208. London: The economist, 1990.
MLA (9th ed.) CitationCampbell, Andrew, and Sally Yeung. Do You Need a Mission Statement ?: Special Report No 1208. The economist, 1990.
Warning: These citations may not always be 100% accurate.