Gardner, C. (2000). The valuation of information technology: A guide for strategy, Development, valuation and financial planning. John wiley & sons.
استشهاد بنمط شيكاغوGardner, Christopher. The Valuation of Information Technology: A Guide for Strategy, Development, Valuation and Financial Planning. New York: John wiley & sons, 2000.
MLA استشهادGardner, Christopher. The Valuation of Information Technology: A Guide for Strategy, Development, Valuation and Financial Planning. John wiley & sons, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.