Follow the next step to download, take into account that each browser acts differently, you just have to know that at no time will the file be an .exe or executable, the final file will always be a .rar that you will unzip, with the winrar program, placing the password that is presented at each entry of each book, in any case I leave it here: LIBROSAYUDA all caps.
Be patient, I’ll try if you have problems let us know by facebook or email helpbookhn@gmail.com