Gaya APA

Levi, D, D, S, A. (2005). Introduction to rubrics : an assesment tool to save grading time, convey effective feedback and promote student learning . Virginia: Stylus Publishing, LLC.

Gaya MLA

Levi, Dannelle, D., Stevens,, Antonia. "Introduction to rubrics : an assesment tool to save grading time, convey effective feedback and promote student learning". Virginia: Stylus Publishing, LLC, 2005. Text.