Buttrick, R. (2000). Project workout: A tool kit for reaping the rewards from all your business (2nd ed.). Pearson Education Ltd.
シカゴスタイル引用形Buttrick, Robert. Project Workout: A Tool Kit for Reaping the Rewards from All Your Business. 2nd ed. London: Pearson Education Ltd, 2000.
MLA引用形式Buttrick, Robert. Project Workout: A Tool Kit for Reaping the Rewards from All Your Business. 2nd ed. Pearson Education Ltd, 2000.
警告: この引用は必ずしも正確ではありません.