- Author: Ferguson Robert W
- Language: English
- Year: 2005
- Author: Ferguson Robert, Hulme Thomas Ernest, Hulme Thomas E
- Language: English
- Year: 2012
Scandinavians
epub
- Author: Ferguson Robert
- Language: English
- Year: 2016
- Author: Ferguson Robert, Jacobsen Roy, Mytting Lars
- Language: English
- Year: 2015
- Author: Ferguson Robert H
- Language: English
- Author: Ferguson Robert A.
- Language: English
- Year: 2016
- Author: Freihow Halfdan W., Ferguson Robert, Freihow Halfdan W
- Language: English, Norwegian
- Year: 2012
- Author: Jay John, Ferguson Robert A., Madison James, Hamilton Alexander
- Language: English
- Year: 2006