Need Help Copying a Original Dreamcast Game

[Sonic69]

Hey all i am new to all this dreamcast stuff and i recently bought a dreamcast game that i want to back up but the game is 2.50mb it only has 3 txt files and a Warning.da file
i would appreciate it if some one could tell me how to burn this game

the TXT filez r called
ABSTRACT.txt
BIBLIOGR.txt
COPYRIGH.txt and the
WARNING.DA file

can some one PLEASE help me this game was purchased at Electroniques Boutique

PLEASE help