Clockwork Prince has genre Young-adult fictionYoung-adult fiction has examples: Will Grayson, Will GraysonWill Grayson, Will Grayson is written by John Green. John Green wrote Looking for Alaska
[Human]: The book Clockwork Prince was really good can you recommend something related to this book? [Assistant]: It's young adult fiction by Cassandra Clare, would you like more from her? [Human]: Young adult fiction interest me more than the author on thiss  
It's related to Will Grayson by John Green who also wrote Looking for Alaska.