Gaya APA

Lloyd, J, W., Heathcote, J, A. (1985). Natural inorganic hydrochemistry in relation to groundwater : An introduction . New York: Clarendon Press.

Gaya MLA

Lloyd, J., W., Heathcote, J., A.. "Natural inorganic hydrochemistry in relation to groundwater : An introduction". New York: Clarendon Press, 1985. Text.