BARROW COLIN. (2004). BUSINESS PLAN WORKBOOK (4TH.). KOGAN PAGE.
Chicago-čujuhus (17. p.)BARROW COLIN. BUSINESS PLAN WORKBOOK. 4TH. LONDON: KOGAN PAGE, 2004.
MLA-čujuhus (9. p.)BARROW COLIN. BUSINESS PLAN WORKBOOK. 4TH. KOGAN PAGE, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.