Segel, R. (2006). The essential online solution: The 5-step formula for small business success. Wiley.
استشهاد بنمط شيكاغوSegel, Rick. The Essential Online Solution: The 5-step Formula for Small Business Success. Wiley, 2006.
MLA استشهادSegel, Rick. The Essential Online Solution: The 5-step Formula for Small Business Success. Wiley, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.