You can email the file to your Kindle address or use the Send to Kindle web tool. Note that Amazon now prefers EPUB for this service and converts them automatically, but MOBI is often still supported for older files.
This is the primary source for MOBI-compatible files. When you buy from Amazon, it syncs directly to Kindle devices or apps. Sistemas Criticos Martha Wells mobi
While many retailers have moved toward the EPUB format, you can still purchase the Spanish edition from major platforms: You can email the file to your Kindle
A popular platform for Spanish sci-fi and fantasy that often provides DRM-free files in multiple formats. When you buy from Amazon, it syncs directly
If you have an EPUB and specifically need a MOBI file, use Calibre , a free open-source e-book manager, to convert the file easily. 3. About the Book Title: Sistemas CrÃticos (The Murderbot Diaries #1) Author: Martha Wells