Dark Side by C.C. Brown is a blend of fun, fantasy, thrills, and strong women.
"The sacred relic of the undead . . . the Vampire Bible has fallen into the hands of a paranormal-artifact dealer. An eBay bid and an annual vacation lead Koleen O'Brien and her five friends to San Antonio to deliver the book to a wealthy Texan. They are clueless to the fact that a pack of blood-thirsty vampires are stalking them to reclaim the Bible...."
The author "C.C.Brown" is an amalgamation of the names of these Ozark writers: Schyriet Cameron, Carolyn Craig and Kathy Brown. Check out their webpage here.