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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Symposium on Water Resources Systems University of Roorkee এবং University of Roorkee. Water Resources Development Training Centre. International Symposium on Water Resources Systems, December 20-22, 1980: Proceedings. Meerut: Sarita, 1981.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিInternational Symposium on Water Resources Systems University of Roorkee এবং University of Roorkee. Water Resources Development Training Centre. International Symposium on Water Resources Systems, December 20-22, 1980: Proceedings. Sarita, 1981.