Citação norma APA
Hummel, K. A., & Weston, T. (2003). States face pressure to assess more of the nation's waters and place more stringent clean water act limits on permittees. Environmental Law Institute.
Citação norma Chicago
Hummel, Kimberly A., and Timothy Weston. States Face Pressure to Assess More of the Nation's Waters and Place More Stringent Clean Water Act Limits on Permittees. Washington, D.C.: Environmental Law Institute, 2003.
Citação norma MLA
Hummel, Kimberly A., and Timothy Weston. States Face Pressure to Assess More of the Nation's Waters and Place More Stringent Clean Water Act Limits on Permittees. Environmental Law Institute, 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.