There's always Rick Cook's Wizard's Bane series, about a modern day computer-programmer who ends up in a fantasy world and... um... uses *nix commands to cast spells...
The churches are empty / The priest has gone home / And we are left standing / Together alone
--October Project: "Dark Time"
Jesus and his disciples were walking around one day, when Jesus said, "The Kingdom of Heaven is like 3x squared plus 8x minus 9." The disciples looked very puzzled, and finally asked Peter, "What on earth does Jesus mean - the Kingdom of Heaven is like 3x squared plus 8x minus 9?" Peter said, "Don't worry. It's just another one of his parabolas."
The churches are empty / The priest has gone home / And we are left standing / Together alone
--October Project: "Dark Time"
On the topic of weird books, Snow White and the Seven Samurai is a pretty odd book. A couple kids hack into some computer and end up in a fairytale world, which is run on Mirrors 2.1 >.>