Harun Yahya, author
Dzikra, 2004
Buku Referensi
Mayr, Ernst, author
KPG (Kepustakaan Populer Gramedia, 2010
Buku Teks
Harun Yahya, author
Saba Islamic Media, 2005
Buku Teks
Howard, Jonathan
Pustaka Utama Grafiti, 1994
Buku Teks
Harun Yahya, author
Dzikra, 2004
Buku Referensi