Ruud Welten
Ruud Welten has written at least 1 book. Their most popular book is Sartre with 1 save with an average rating of 5⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
26 primary books19 released booksAuthored 4% of series
Elementaire Deeltjes
Elementaire Deeltjes is a 19-book series with 19 released primary works first released in 1998 with contributions by Martin Redfern, Ineke Sluiter, and Rana Mitter.
