Cita APA

Hurley, W. D. (1971). Environmental legislation. Charles C. Thomas.

Chicago Edition Citation

Hurley, William D. Environmental Legislation. Illinois: Charles C. Thomas, 1971.

Cita MLA

Hurley, William D. Environmental Legislation. Charles C. Thomas, 1971.

Atenció: Aquestes cites poden no estar 100% correctes.