National Institute of Public Finance and Policy (India). (1993). Sales tax systems in India: A profile. National Institute of Public Finance and Policy.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Institute of Public Finance and Policy (India). Sales Tax Systems in India: A Profile. New Delhi: National Institute of Public Finance and Policy, 1993.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Institute of Public Finance and Policy (India). Sales Tax Systems in India: A Profile. National Institute of Public Finance and Policy, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.