SYRETT MICHEAL. (2002). SUCCESSFUL INNOVATION. PROFILE BOOKS.
Chicago-čujuhus (17. p.)SYRETT MICHEAL. SUCCESSFUL INNOVATION. LONDON: PROFILE BOOKS, 2002.
MLA-čujuhus (9. p.)SYRETT MICHEAL. SUCCESSFUL INNOVATION. PROFILE BOOKS, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.