Hey, I don't know if the vocal book is around. I thought I saw it in NYC. You should try Colony Records in New York, they have everything or the can help you find it. There are really good. Also, I have the script to CLUE, the musical. Did not find it all the great, but cool.
Jovan
"Now the best way to learn the theater, always, is to be a stage manager"
-Stephen Sondheim