- Author: Stephen Gundle, Christopher Duggan, Giuliana Pieri (editors)
- Language: English
- Year: 2015
- Author: Kendrin Sonneville, Christopher Duggan
- Language: English
- Year: 2008
- Author: Christopher Duggan, Mary K. Duggan
- Language: English
- Year: 2013
- Author: Christopher Duggan
- Language: English
- Year: 2013
Historia de Italia
epub
- Author: Christopher Duggan
- Language: Spanish
- Year: 2016
- Author: Christopher Duggan
- Language: Italian
- Year: 2013
- Author: Christopher Duggan
- Language: English
- Year: 2013
- Author: Christopher Duggan
- Language: English
- Year: 2008
- Author: Christopher Duggan
- Language: English
- Year: 2008
- Author: Stephen Gundle, Christopher Duggan, Giuliana Pieri (eds.)
- Language: English
- Year: 2013