Glasersfeld, E. v. (1995). Radical constructivism: A way of knowing and learning. Falmer Press.
Lua i Stíl Chicago (17ú heag.)Glasersfeld, Ernst von. Radical Constructivism: A Way of Knowing and Learning. London [u.a.]: Falmer Press, 1995.
Lua MLA (8ú heag.)Glasersfeld, Ernst von. Radical Constructivism: A Way of Knowing and Learning. Falmer Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.