APA
International Commission on Irrigation and Drainage, . (1972). Symposium on Water Resources System Planning with Special Reference to Irrigation, Drainage and Flood Control. - Varna(May -1972). International Commission on Irrigation and Drainage: New Delhi.
Chicago
International Commission on Irrigation and Drainage, . 1972. Symposium on Water Resources System Planning with Special Reference to Irrigation, Drainage and Flood Control. - Varna(May -1972). International Commission on Irrigation and Drainage: New Delhi.
Harvard
International Commission on Irrigation and Drainage, . (1972). Symposium on Water Resources System Planning with Special Reference to Irrigation, Drainage and Flood Control. - Varna(May -1972). International Commission on Irrigation and Drainage: New Delhi.
MLA
International Commission on Irrigation and Drainage, . Symposium on Water Resources System Planning with Special Reference to Irrigation, Drainage and Flood Control. - Varna(May -1972). International Commission on Irrigation and Drainage: New Delhi. 1972.
