APA Format
Hall, Warren A. ; Dracup, John A. . (1970, 1975). Water resources system engineering. New Delhi : Tata McGraw-Hill
MLA Format
Hall, Warren A.; Dracup, John A. . Water resources system engineering. New Delhi : Tata McGraw-Hill, 1970, 1975
Australian/Harvard Format
Hall, Warren A. ; Dracup, John A. . 1970, 1975. Water resources system engineering. Tata McGraw-Hill, New Delhi
Warning: These citations may not always be 100% accurate.