ebrary, Inc, Urdan, T. C., & Karabenick, S. A. (2010). The decade ahead: Applications and contexts of motivation and achievement. Emerald Group Pub. Ltd..
Lua i Stíl Chicago (17ú heag.)ebrary, Inc, Timothy C. Urdan, agus Stuart A. Karabenick. The Decade Ahead: Applications and Contexts of Motivation and Achievement. Bingley, U.K.: Emerald Group Pub. Ltd., 2010.
Lua MLA (9ú heag.)ebrary, Inc, et al. The Decade Ahead: Applications and Contexts of Motivation and Achievement. Emerald Group Pub. Ltd., 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.