"First published in hardback in 1990"--Colophon. "First published in hardback by Kingfisher in 2010." "First published by Walker Books Australia 2019"--Colophon. First published in Britain in 2018. "First published by Walker Books Australia 2020."--Colophon. "First published in the UK, 2021, in the USA, 2022"--Colophon. "First published in the UK, 2021 and in the USA, 2022" -- Colophon. First published in American in 2004 First published in Spain in 2015 First published in US in 2017.