Isabel Allende - Have you read some book written for her?
Have you read some book written for her? (is it correct)?

Which one is better in your opinion?

I want to learn but I don't know this writer.. I want some suggestion.

Thanks for advance.

Question

Isabel Allende - Have you read some book written for her?
Have you read some book written for her? (is it correct)?

Which one is better in your opinion?

I want to learn but I don't know this writer.. I want some suggestion.

Thanks for advance.

Answer

I think I have read all her books. It's difficult advise the best one. I like the most:
- La casa de los espíritus
- El plan infinito
- Paula

Answer

written 'by'
I love Isabel Allende, and her first books are the best ones  for me :)
Un saludo

Answer

No, the correct preposition is 'by,' = A book written by Isabel Allende.