Let's start with a common question
Do you like to read?
Do you like reading books?
I like reading.
I read often.
I don't read very often.
What kind of books do you like?
What kind of books do you read?
fiction is fake, non-fiction is real. So we might hear
This book is fiction.
This book is non-fiction.
with non-fiction we often hear the phrase
books about (…)
so we can say
I like to read books about (travel).
I prefer books about (…).
I like to read …