Everything is in the subject :)
SourceMaking.com is an authorized reseller of several products originated from Refactoring.Guru project. Both projects have similar content, but RG has more recent stuff.
Great, any way I find the work provided very very great and I purchased the book to help keep things going on!
If you have any paper editions, I'll be really happy to buy them all and put them in my bookshelf!
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