Effron, M. (2018). 8 steps to high performance: Focus on what you can change (ignore the rest). Boston, Massachusetts: Harvard Business Review Press.
استشهاد بنمط شيكاغوEffron, Marc. 8 Steps to High Performance: Focus On What You Can Change (ignore the Rest). Boston, Massachusetts: Harvard Business Review Press, 2018.
MLA استشهادEffron, Marc. 8 Steps to High Performance: Focus On What You Can Change (ignore the Rest). Boston, Massachusetts: Harvard Business Review Press, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.