HEIMAN STEPHEN E. (1998). NEW STRATEGIC SELLING. WARNER BOOK.
Chicago-čujuhus (17. p.)HEIMAN STEPHEN E. NEW STRATEGIC SELLING. NEW YORK: WARNER BOOK, 1998.
MLA-čujuhus (9. p.)HEIMAN STEPHEN E. NEW STRATEGIC SELLING. WARNER BOOK, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.