APA
Foster S., Hirata R. & Gomes D. e. a. (2002). Groundwater quality protection: A guide for water utilities. Washington: World Bank.
Chicago
Foster Stephen, Hirata Ricardo and Gomes Danieal et al. 2002. Groundwater quality protection: A guide for water utilities. Washington: World Bank.
Harvard
Foster S., Hirata R. and Gomes D. e. a. (2002). Groundwater quality protection: A guide for water utilities. Washington: World Bank.
MLA
Foster Stephen, Hirata Ricardo and Gomes Danieal et al. Groundwater quality protection: A guide for water utilities. Washington: World Bank. 2002.