STEWART IAN. (1987). BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD.
Chicago-čujuhus (17. p.)STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. LONDON: I C A ENGLAND KOGAN PAGE LTD, 1987.
MLA-čujuhus (9. p.)STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.