India. Central Water Commission. (1980). Refresher course for inservice engineers on hydrology for senior engineers January 19, 1981-February 5, 1981. Central Water Commission, Government of India.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)India. Central Water Commission. Refresher Course for Inservice Engineers on Hydrology for Senior Engineers January 19, 1981-February 5, 1981. New Delhi: Central Water Commission, Government of India, 1980.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)India. Central Water Commission. Refresher Course for Inservice Engineers on Hydrology for Senior Engineers January 19, 1981-February 5, 1981. Central Water Commission, Government of India, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.