Bradbrook, Adrian J., author
The Book Company Limited, 1984
Buku Teks
Hayes, Gail Boyer
Environmental Law Institute, 1979
Buku Teks
Anderson, Edward E., author
Addison-Wesley, 1983
Buku Teks
Ardian Wirata, author
Fakultas Teknik Universitas Indonesia, 2005
UI - Skripsi Membership
Anderson, Bruce N., author
McGraw-Hill, 1977
Buku Teks