APA

Schwartz (Karl), . (2000). Microsoft Excel 2000:Training Guide Visual Reference Basics. : .

Chicago

Schwartz (Karl), . 2000. Microsoft Excel 2000:Training Guide Visual Reference Basics. : .

Harvard

Schwartz (Karl), . (2000). Microsoft Excel 2000:Training Guide Visual Reference Basics. : .

MLA

Schwartz (Karl), . Microsoft Excel 2000:Training Guide Visual Reference Basics. : . 2000.