Rogers, J. R. (2007). Environmental and water resources: Milestones in engineering history. American society of Civil Engineers.
Chicago Style aipamenaRogers, Jerry R. Environmental and Water Resources: Milestones in Engineering History. Virginia: American society of Civil Engineers, 2007.
MLA aipamenaRogers, Jerry R. Environmental and Water Resources: Milestones in Engineering History. American society of Civil Engineers, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.