APA (7th ed.) Citation

(2011). Slaying Excel dragons: A beginners guide to conquering Excel's frustrations and making Excel fun / Mike "excelisfun" Girvin.

Chicago Style (17th ed.) Citation

Slaying Excel Dragons: A Beginners Guide to Conquering Excel's Frustrations and Making Excel Fun / Mike "Excelisfun" Girvin. 2011.

MLA (9th ed.) Citation

Slaying Excel Dragons: A Beginners Guide to Conquering Excel's Frustrations and Making Excel Fun / Mike "Excelisfun" Girvin. 2011.

Warning: These citations may not always be 100% accurate.