Ferreira, J. P. L. (2004). Groundwater vulnerability assessment in Portugal. Universidad Nacional Autónoma de México.
Chicago Style (17th ed.) CitationFerreira, J. P. Lobo. Groundwater Vulnerability Assessment in Portugal. Universidad Nacional Autónoma de México, 2004.
MLA (9th ed.) CitationFerreira, J. P. Lobo. Groundwater Vulnerability Assessment in Portugal. Universidad Nacional Autónoma de México, 2004.
Warning: These citations may not always be 100% accurate.