Steve Johnson - Perspection, I. (2006). Microsoft Office Excel 2007 On Demand (1st edition.). Que.
Chicago Style (17th ed.) CitationSteve Johnson - Perspection, Inc. Microsoft Office Excel 2007 On Demand. 1st edition. Que, 2006.
MLA (9th ed.) CitationSteve Johnson - Perspection, Inc. Microsoft Office Excel 2007 On Demand. 1st edition. Que, 2006.
Warning: These citations may not always be 100% accurate.