Kottler, J. A., & Kottler, E. The teacher´s journey. The human dimensions.
Lua i Stíl Chicago (17ú heag.)Kottler, Jeffrey A., agus Ellen Kottler. The Teacher´s Journey. The Human Dimensions.
Lua MLA (8ú heag.)Kottler, Jeffrey A., agus Ellen Kottler. The Teacher´s Journey. The Human Dimensions.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.