Wlodkowski, R. J. (1985). Enhancing adult motivation to learn. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Wlodkowski, Raymond J. Enhancing Adult Motivation to Learn. San Francisco: Jossey-Bass, 1985.
Lua MLA (9ú heag.)Wlodkowski, Raymond J. Enhancing Adult Motivation to Learn. Jossey-Bass, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.