Hello....

Scientists biography book world that there is life scientists around the world of their invention to their discoveries ........

This book is the result of my hard work sites and books .....

It may be a little slow pitch due to the volume of materials to be patient ...

Source: Wikipedia.org _ mihanme.ir _akairan.com _ shadows0312.parsiblog.com _ Persian-man.ir _ hiuni.ir _ ichemistry.ir _ adamayegonde.persianblog.ir