Econumismatik : ecologycal numismatika / tim penyusun Nadjib Dahlan...[et al.]
Kementerian Negara Lingkungan Hidup, 2008
 Buku Teks
Life after '80 : environmental choices we can live with / editor, Kathleen Courrier
Brick House, 1980
 Buku Teks
Miller, G. Tyler (George Tyler), 1931-, author
Environtmental science
Wardworth, 1999
 Buku Teks
Koesnadi Hardjasoemantri, author
Ekologi, manusia dan kebudayaan: kumpulan tulisan terpilih
Lapera Pustaka Utama, 2006
 Buku Teks
Annual editions : environment 00/01
editor, John L. Allen
Dushkin/McGraw-Hill, 2000
 Buku Referensi
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