KARRASS GARY. (1985). NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC.
芝加哥风格引文KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. NEW YORK: SIMON & SCHUSTER INC, 1985.
MLA引文KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC, 1985.
警告：这些引文格式不一定是100％准确.