"(and pls. tell me if I am wrong as I readily admit to knowing little of the Bible)"
You're not alone with that, but the others won't admitt it. I think it's called arrogance.
"whether Christianity is the only religion recognized by God"
God does not recognize any religion, He only recognizes His Son.
"In other words how can you prove the Bible is the word of God by pointing out scriptures that say it is the word of God, as you would be using the very thing in question to try and prove itself? I find it kind of beside the point to be quoting scriptures if the very people you are arguing with don't believ in the scriptures in the first place."
If a tree falls in the woods and nobody hears it, does it make a sound? Maybe you can help me understand the logic of this question. Thanks, I really want to know.