HAMMERSLEY, M. [. (1986). Case studies in clasroom research. Open University press.
Chicago-čujuhus (17. p.)HAMMERSLEY, Martyn [ed.]. Case Studies in Clasroom Research. Philadelphia: Open University press, 1986.
MLA-čujuhus (9. p.)HAMMERSLEY, Martyn [ed.]. Case Studies in Clasroom Research. Open University press, 1986.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.