Gaya APA

Mays, L, W., Todd, D, K. (2005). Groundwater Hydrology third edition (Edisi Ketiga). : John Wiley & Sons.

Gaya MLA

Mays, Larry, W.., Todd, David, K.. "Groundwater Hydrology third edition". Edisi Ketiga : John Wiley & Sons, 2005. Text.