Some sites got books that z-library and libgen don’t have:
http://libgen.is/ http://z-lib.org/ http://epdf.pub/ http://idoc.pub/ http://kupdf.net/ http://pdfcoffee.com/ http://trantor.is/
and many more documents in: http://archive.org/
Some sites got books that z-library and libgen don’t have:
http://libgen.is/ http://z-lib.org/ http://epdf.pub/ http://idoc.pub/ http://kupdf.net/ http://pdfcoffee.com/ http://trantor.is/
and many more documents in: http://archive.org/
https://b-ok.cc/ Has almost every book