"Originally published in hardcover by Oxford University Press, Oxford, in 2015." "Originally published in the United Kingdom by Oxford University Press, Oxford, in 2020." "Orginally published by Oxford University Press, Oxford, UK in 2014." Originally published in hardcover by the Blue Sky Press in 2006 Originally published: New York : Oxford University Press, 1956. Originally published in hardcover by Crown Publishers, Inc., in 1988 Originally published in hardcover by Random House Children's Books in 2007 Originally published in the United Kingdom by Oxford University Press, 2011 Originally published in the United Kingdom by Oxford University Press, 2017 "Originally published in 2015 in Great Britain by Oxford University Press."--Copyright page.