Ward, R. C. (1967). Principles of hydrology. McGraw-Hill.
Style de citation ChicagoWard, R C. Principles of Hydrology. Newyork: McGraw-Hill, 1967.
Style de citation MLAWard, R C. Principles of Hydrology. McGraw-Hill, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.