The Velveteen Rabbit is written by William   NicholsonWilliam   Nicholson wrote The Velveteen Rabbit. The Velveteen Rabbit has genre Children's literatureThe Velveteen Rabbit has genre Children's literature
[Human]: I love the book The Velveteen Rabbit. Can you recommend any similar book? [Assistant]: Sure, it is a  speculative fiction written by William Nicholson. Do you like this genre? [Human]: I thought it has genre Children's literature 
I would recommend The Hunger Games, which also has a similar theme to The Velveteen Rabbit. It was written by William Nicholson too, but in the thriller genre.