You're being dishonest and not quoting me directly. But I'll play along. We're both in the Word and we've reached opposite conclusions. That's the Catholic point. Sola Scriptura doesn't even tell you which books belong in the Bible.
The list comes from tradition and the magisterium. Who has had the authority to interpret and define for the last 2000 years? This isn't some new invention like Protestantism in the 1500s.
Apostolic succession, scripture within tradition, consensus fidelium, and lex orandi, lex credendi.