Maddy Degen has written:

'Le bastion de France' -- subject(s): Relations

John Degen has written:

'Killing things' -- subject(s): Poetry

'Animal life in Bucharest'

Bernd Degen has written:

'Pr\\'

'Discus in the Community Tank'

'Degen discus book' -- subject(s): Discus (Fish)

'Wild-Caught Discus'

'The Proper Care of Discus'

'The Discus--\\' -- subject(s): Discus (Fish), Pictorial works

Degen is located in Switzerland.

Helmut Degen has written:

'UX best practices' -- subject(s): Strategic planning, Consumer satisfaction, Success in business