© Copyright Avi Sion, 1996-2009.
Protected by international and Pan-American copyright conventions.
No part of this book may be reproduced in any manner whatsoever, or stored in a retrieval system or transmitted, without express permission of the Author-publisher, except in case of brief quotations with due acknowledgement.
Published 2008, by Avi Sion, in Geneva, Switzerland.
(Revised and expanded edition, 2009.)