Sparks, S. D. (1999). The manager's guide to business writting. McGraw-Hill.
Chicago Style (17th ed.) CitationSparks, Suzanne D. The Manager's Guide to Business Writting. New York: McGraw-Hill, 1999.
MLA (8th ed.) CitationSparks, Suzanne D. The Manager's Guide to Business Writting. McGraw-Hill, 1999.
Warning: These citations may not always be 100% accurate.