Try to add one title into a serie, but it doesn't work

[Aranzazu]

Hello!

I'd tried several times to add my book 'Loki y el collar de Freya'

https://www.goodreads.com/book/show/4...

into the serie Mitologia Nordica (it's the 8º title) , but it doesn't work

https://www.goodreads.com/series/2723...

Please, Could anybody help me with this? Thank you very much!



Aranzazu Serrano

[Scott]

The book was added recently, so it doesn't seem to yet be searchable by title. I searched by ISBN and it came up. I've added it, but where is book 7?