- Author: Instituto Superior Pedagógico Público La Salle, Esaú Hurtado, Hernán Hurtado
- Language: Spanish, Quechua
- Year: 2006
- Author: Dalila Ayoun
- Language: English
- Year: 2007
- Author: Karolina Drabikowska, Anna Prażmowska, Marietta Izdebska
- Language: English
- Year: 2017
- Author: Christina Gitsaki, Christine Coombe
- Language: English
- Year: 2016
- Author: Elke Stracke
- Language: English
- Year: 2015
- Author: Hasan Arslan, Georgeta Raţă, Ercan Kocayörük, Mehmet Ali Icbay
- Language: English
- Year: 2014
- Author: José Vásquez
- Language: Spanish
- Year: 2010
