Syrett, M. (2002). Successful innovation.
Chicago-čujuhus (17. p.)Syrett, Michael. Successful Innovation. London, 2002.
MLA-čujuhus (9. p.)Syrett, Michael. Successful Innovation. 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.