Paperback Blink and you die / Lauren Child.
Publication year: 2017
Publisher: London : HarperCollins Children's Books,
Resource type: Physical
ISBN: 9780007334292 (pbk.) :
Originally published: 2016.
Ruby Redfort: undercover agent, code-cracker and thirteen-year-old genius - you can count on her when the ice starts to crack. All good things come to an end. Ruby Redfort is running scared, a whole bunch of people want her dead and worst of all one of them is on her team. But just who is this agent of doom? You can run, Ruby, but you can't hide.
Series title: Ruby Redfort
540 pages : illustrations (black and white), maps (black and white) ; 20 cm.