Hi all, does anyone know something (author?) about those three small basic books? Their price is 3.5 HK$ each, so I suppose they are from China/HK.
https://drive.google.com/open?id=12PEhR2TXKKfvSA3aisnm1zltnTVJ8vFU https://drive.google.com/open?id=12MNdhI7tCNsjsBJT5RMBAa5-diwSXF1U https://drive.google.com/open?id=12V5rOQgqoeiSY3gRhE7zIXzBXxox1NWP Best, Lorenzo -- Lorenzo Lucioni Wildenbruchstr. 47 40545 Duesseldorf - DE +49.1525.9768654 lorenzo.luci...@gmail.com