The Bulgarian language edition of Host is now out.  Published by Istok-Zapad, it goes under the Bulgarian title of ‘Гостоприемно лидерство’, or (literally) Hospitable Leadership.  The ISBN is 978-619-01-0105-5.  More details from the publisher at http://iztok-zapad.eu/books/book/2007/гостоприемно-лидерство-марк-маккъргоу-и-хелън-бейли.