Hannah Lewi, Wally Smith, Dirk Vom Lehn and Steven Cooke
Routledge, 2020
Buku Teks
Faculty of Engineering. Universitas Indonesia, 2010
Majalah, Jurnal, Buletin
Wire Journal, Inc.,
Majalah, Jurnal, Buletin
Iranian Society of Environmentalists (IRSEN) and Center for the Environment and Energy Research and Studies (CEERS), {s.a}
Majalah, Jurnal, Buletin
Routledge, 1994
Buku Referensi