I always recommend buying from independent bookshops wherever possible. But for those who prefer online, try the links below:
NOTE ON TITLE: The book is called In Praise of Slowness in the United States. Everywhere else in the English-speaking world it is In Praise of Slow. All editions contain exactly the same text inside….
With a bit of googling, you can also find In Praise of Slow translated into: Arabic, Spanish, Portuguese (Brazil), Portuguese (Portugal), Croatian, Czech, Danish, Estonian, French, German, Greek, Indonesian, Hebrew, Hindi, Italian, Japanese, Korean, Lithuanian, Dutch, Norwegian, Polish, Romanian, Russian, Serbian, Swedish, Thai, Turkish, Vietnamese.