The Language of the Dragon

When linguist Sienna Brown comes across a battered notebook containing transcriptions of a totally new and unfamiliar language all she wants is a chance to study it. But even while she discovers the reality-warping power of the language and the high price of using that power, she's targeted by other people who want the notebook for themselves and don't care who gets hurt by their pursuit. Can she save herself without compromising her own sanity?