KARRASS GARY. (1985). NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC.
Chicago-referens (17:e uppl.)KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. NEW YORK: SIMON & SCHUSTER INC, 1985.
MLA-referens (9:e uppl.)KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC, 1985.
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