Robert, M. (1998). Thre power of strategic thinking: Lock in markets, lock out competition. McGraw-Hill.-.
芝加哥风格引文Robert, Michael. Thre Power of Strategic Thinking: Lock in Markets, Lock Out Competition. New York.-: McGraw-Hill.-, 1998.
MLA引文Robert, Michael. Thre Power of Strategic Thinking: Lock in Markets, Lock Out Competition. McGraw-Hill.-, 1998.
警告：这些引文格式不一定是100％准确.