ZIJL, W. Natural groundwater flow#Wouter Zijl. Lewis Publ.
Chicago Style (17th ed.) CitationZIJL, Wouter. Natural Groundwater Flow#Wouter Zijl. Lewis Publ.
MLA (8th ed.) CitationZIJL, Wouter. Natural Groundwater Flow#Wouter Zijl. Lewis Publ.
Warning: These citations may not always be 100% accurate.