There are 1 book by Roberts, Ian on BookOrb. A strong starting point is "Eine Rechnung, die nicht aufgeht" (1997). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Roberts, Ian written?
BookOrb lists 1 book by Roberts, Ian.
Where should I start with Roberts, Ian?
A good starting point is "Eine Rechnung, die nicht aufgeht" (1997).
What is the Roberts, Ian books in order list?
In publication order: 1. "Eine Rechnung, die nicht aufgeht" (1997).