Stone, G. B. (1978). In the spirit of enterprise: From the Rolex Awards. San Francisco: W. H Freeman and Company.
استشهاد بنمط شيكاغوStone, Gregory B. In the Spirit of Enterprise: From the Rolex Awards. San Francisco: W. H Freeman and Company, 1978.
MLA استشهادStone, Gregory B. In the Spirit of Enterprise: From the Rolex Awards. San Francisco: W. H Freeman and Company, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.