Duerden, C.
Noise abatement
Philosophical Library, 1970
 Buku Teks
Bentham, Jeremy
The principles of morals and legislation
Prometheus Books, 1988
 Buku Teks
Twomey, David P.
Labor law and legislation
South-Western Pub, 1985
 Buku Teks
Blackstone's EC legislation
edited by Nigel G. Foster
Blackstone Press Limited, 1990
 Buku Referensi
Hogan, John D.
American social legislation
Harper & Brothers, 1956
 Buku Teks