edited by John E. Hay, Wimala Ponniah and Mahesh Pradhan
United Nations Environment Programme , 1995
Buku Teks
Cholisa Amalia Putri Rinjani
Fakultas Teknik Universitas Indonesia, 2022
UI - Skripsi Membership
Brunner, Calvin R.
McGraw-Hill, 1993
Buku Referensi
Dutta, Subijoy
McGraw-Hill, 2002
Buku Teks
edited by Milagros S. Simmons
Lewis Publisher, 1991
Buku Teks