APA
Ulmer D., . (2008). Computer accounting with QuickBooks pro 2007. Boston: Irwin, McGraw-Hill.
Chicago
Ulmer Donna, . 2008. Computer accounting with QuickBooks pro 2007. Boston: Irwin, McGraw-Hill.
Harvard
Ulmer D., . (2008). Computer accounting with QuickBooks pro 2007. Boston: Irwin, McGraw-Hill.
MLA
Ulmer Donna, . Computer accounting with QuickBooks pro 2007. Boston: Irwin, McGraw-Hill. 2008.