International Symposium on Water Resources Systems University of Roorkee & University of Roorkee. Water Resources Development Training Centre. (1981). International Symposium on Water Resources Systems, December 20-22, 1980: Proceedings. Sarita.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Symposium on Water Resources Systems University of Roorkee و University of Roorkee. Water Resources Development Training Centre. International Symposium on Water Resources Systems, December 20-22, 1980: Proceedings. Meerut: Sarita, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Symposium on Water Resources Systems University of Roorkee و University of Roorkee. Water Resources Development Training Centre. International Symposium on Water Resources Systems, December 20-22, 1980: Proceedings. Sarita, 1981.