Style de citation APA

Thomson South-Western. (2007). Virtual tutor system: Michigan version 3.0. Thomson South-Western.

Style de citation Chicago

Thomson South-Western. Virtual Tutor System: Michigan Version 3.0. Thomson South-Western, 2007.

Style de citation MLA

Thomson South-Western. Virtual Tutor System: Michigan Version 3.0. Thomson South-Western, 2007.

Attention : ces citations peuvent ne pas être correctes à 100%.