Lovelock, J. E., author
Yayasan Obor Indonesia, 1988
Buku Teks
Silver, Cheryl Simon
Bandung Remaja Rosdakarya 1992,
Buku Teks
Sambas Wirakusumah, author
FMIPA-UI, 1988
Buku Teks
Spaninks, Frank
Amsterdam Institute for Environments Studies 1997,
Buku Teks
World Bank
New York Oxford University Press 1992,
Buku Referensi