Cita APA (7th ed.)
Schnapf, L. P. (2003). Studies find many landfill caps and liners ineffective. Environmental Law Institute.
Cita Chicago (17th ed.)
Schnapf, Lawrence P. Studies Find Many Landfill Caps and Liners Ineffective. Washington, D.C.: Environmental Law Institute, 2003.
Cita MLA (9th ed.)
Schnapf, Lawrence P. Studies Find Many Landfill Caps and Liners Ineffective. Environmental Law Institute, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.