APA引文

Heldman, K. (2007). Microsoft office excel 2007 for project managers. Indianapolis, Ind: Wiley Pub.

Trích dẫn kiểu Chicago

Heldman, Kim. Microsoft Office Excel 2007 for Project Managers. Indianapolis, Ind: Wiley Pub, 2007.

MLA引文

Heldman, Kim. Microsoft Office Excel 2007 for Project Managers. Indianapolis, Ind: Wiley Pub, 2007.

警告：這些引文格式不一定是100％准確.