Heppner, P. P., & Heppner, M. J. (2004). Writing and publishing your thesis, dissertation, and research: A guide for students in the helping professions. Thomson/Brooks/Cole.
Lua i Stíl Chicago (17ú heag.)Heppner, P. Paul, agus Mary J. Heppner. Writing and Publishing Your Thesis, Dissertation, and Research: A Guide for Students in the Helping Professions. Belmont, CA: Thomson/Brooks/Cole, 2004.
Lua MLA (8ú heag.)Heppner, P. Paul, agus Mary J. Heppner. Writing and Publishing Your Thesis, Dissertation, and Research: A Guide for Students in the Helping Professions. Thomson/Brooks/Cole, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.