- Author: Sharma Robin Shilp, Medina Verónica Canales
- Language: Spanish
- Year: 2012
- Author: Kamen Henry Arthur Francis
- Language: English
- Year: 2003
- Author: Humboldt Alexander von
- Language: German
- Year: 2009
- Author: Humboldt Alexander von
- Language: German
- Year: 2007
- Author: Humboldt Alexander von
- Language: German
- Year: 2008
- Author: Humboldt Alexander von, Wilson Jason, Nicolson Malcolm
- Language: English
- Year: 2009
- Author: Kingdon-Ward Francis, Christopher Thomas
- Language: English
- Year: 2003
Fate of the Gods
epub
- Author: Kirby Matthew J
- Language: English
- Year: 2017
- Author: Beidleman Richard G
- Language: English
- Year: 2006
- Author: Irvine Andrew, Mallory George, Hoyland Graham
- Language: English
- Year: 2013