RT Book, Whole DB /z-wcorg/ DS http://worldcat.org ID 70778252 LA English T1 Pretty little liars A1 Shepard, Sara, PB HarperTempest PP New York YR 2006 SN 0060887303 9780060887308 0060887311 9780060887315 AB When one of their tightly-knit group mysteriously disappears, four high school girls find their friendship difficult to maintain when they begin receiving taunting messages from someone who seems to know everything about their past and present secrets.