Karlgaard, R. (2014). The Soft Edge: Where the great companies find lasting success. San Francisco: Jossey - Bass.
استشهاد بنمط شيكاغوKarlgaard, Rich. The Soft Edge: Where the Great Companies Find Lasting Success. San Francisco: Jossey - Bass, 2014.
MLA استشهادKarlgaard, Rich. The Soft Edge: Where the Great Companies Find Lasting Success. San Francisco: Jossey - Bass, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.