International Alliance for Invitational Education. (1992). Journal of invitational theory and practice. International Alliance for Invitational Education.
Lua i Stíl Chicago (17ú heag.)International Alliance for Invitational Education. Journal of Invitational Theory and Practice. Greensboro, NC: International Alliance for Invitational Education, 1992.
Lua MLA (9ú heag.)International Alliance for Invitational Education. Journal of Invitational Theory and Practice. International Alliance for Invitational Education, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.