Goodreads Librarians Group discussion

I'm not too experienced in separating erroneously combined editions yet, so need to ask for help. It seems all the books by Steven A. Pajak have been combined into one. I'd be grateful if somebody more experienced with separating editions would help.
https://www.goodreads.com/work/editio...

I've separated them: https://www.goodreads.com/author/list...

Thank you Arenda!