RIES AL. (1986). POSITIONING: THE BATTLE FOR YOUR MINDS. MCGRAW-HILL.
芝加哥风格引文RIES AL. POSITIONING: THE BATTLE FOR YOUR MINDS. NEW YORK: MCGRAW-HILL, 1986.
MLA引文RIES AL. POSITIONING: THE BATTLE FOR YOUR MINDS. MCGRAW-HILL, 1986.
警告：这些引文格式不一定是100％准确.