Walton, W. C. (1992). Groundwater modeling utilities. Lewis Publishers.
Citación estilo ChicagoWalton, William C. Groundwater Modeling Utilities. Boca Raton: Lewis Publishers, 1992.
Cita MLAWalton, William C. Groundwater Modeling Utilities. Lewis Publishers, 1992.
Warning: These citations may not always be 100% accurate.