Try Not to Breathe has been published widely around the world, in order of publication:
Australia
Published by Allen & Unwin
Netherlands
Published by Ambo|Anthos as HOU JE ADEM IN
UK & rest of Commonwealth
Published by Corvus/Atlantic
United States & Canada
Published by Ballantine/ Penguin Random House
Germany
Published by Heyne/Random House as LOCKED IN
Turkey
Published by Yabinici as Nefesini Tut
France
Published by City Editions as Retiens ton souffle
Russia
Published by Sindbad Books
Taiwan
Published by Crown Publishing
Poland
Published by Swiat Ksiazki
Italy
Published by Newton Compton
China
Published by United Sky
Norway
Published by Aller Media/Apropos Forlag
Estonia
Published by Paikese
Czech Republic
Published by Dobrovsky
Hungary
Published by Konyvmoly