APA Citation

Ward, R. C. (1967). Principles of hydrology (2nd ed.). London: McGraw-Hill.

Chicago Style Citation

Ward, R. C. Principles of Hydrology. 2nd ed. London: McGraw-Hill, 1967.

MLA Citation

Ward, R. C. Principles of Hydrology. 2nd ed. London: McGraw-Hill, 1967.

Warning: These citations may not always be 100% accurate.