Please, i need a help for adding a new book into existing series.

[Liliana]

Hello! Please, I need to add La nascita degli Orfani into the series R.I.G.
https://www.goodreads.com/book/show/3...
Would someone help me?
Thanks in advance

[Dobby]

Added to R.I.G. series.

[Liliana]

Thank you so much! ^_^