Prevent breaching of the copyright
To avoid breaching copyright legislation, use only out-of-copyright materials. Get permission to use image by writing to the original owner. Don't take anything from the web because it is nearly always copyrighted, by default.
u have to say the name like if you have a report say who u got it from the person basicly u have to say everyone who had a part in the project
In what context? Need more info.