National Institute of Hydrology (India) & International Hydrological Programme. (1990). Hydrology in ancient India: [I]ndia's contribution to International Hydrology Programme (IHP). National Institute of Hydrology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Institute of Hydrology (India) و International Hydrological Programme. Hydrology in Ancient India: [I]ndia's Contribution to International Hydrology Programme (IHP). Roorkee, India: National Institute of Hydrology, 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Institute of Hydrology (India) و International Hydrological Programme. Hydrology in Ancient India: [I]ndia's Contribution to International Hydrology Programme (IHP). National Institute of Hydrology, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.