Terrill, C. (2000). Market leadership strategies for service companies: Creating growth, profits, and customer loyalty. NTC Business Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Terrill, Craig. Market Leadership Strategies for Service Companies: Creating Growth, Profits, and Customer Loyalty. Lincolnwood, Ill: NTC Business Books, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Terrill, Craig. Market Leadership Strategies for Service Companies: Creating Growth, Profits, and Customer Loyalty. NTC Business Books, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.