Bekerman, Z., Burbules, N. C., & Silberman-Keller, D. (2006). Learning in places: The informal education reader. P. Lang.
Chicago-čujuhus (17. p.)Bekerman, Zvi, Nicholas C. Burbules, juo Diana Silberman-Keller. Learning in Places: The Informal Education Reader. New York: P. Lang, 2006.
MLA-čujuhus (9. p.)Bekerman, Zvi, et al. Learning in Places: The Informal Education Reader. P. Lang, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.