First published in Great Britain in two volumes by HarperCollinsPublishers as Agatha Christie’s Secret Notebooks and Murder in the Making 2009, 2011

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Cover design by Henry Steadman

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A catalogue copy of this book is available from the British Library.

This novel is entirely a work of fiction. The names, characters and incidents portrayed in it are the work of the author’s imagination. Any resemblance to actual persons, living or dead, events or localities is entirely coincidental.

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Source ISBN: 9780008129620

Ebook Edition © October 2016 ISBN: 9780008129644

Version: 2017-04-11