The company is committed developing its reputation for factual and reference books.

He reads a lot, both for pleasure and factual books about farming and natural studies.

In a separate category are books not factual but interpretive, ranging from the philosophical and theological even to the psychiatric.

The main stock-in-trade of the company was the production and publication of large factual books for universities.

Utrio has also published many factual books about history.

Utrio's factual books, like her novels, feature the history of women and children, which often have very minor roles in historical literature.

He wrote poetry and prose, as well as factual books.

It's interesting that factual books are now becoming partly fiction.

Hers is primarily a factual book, loaded with previously unavailable information.

Of course, this argument is only relevant for factual books.