Accompany the work with a written offer, valid for at least three years, to give the same user the materials specified in Subsection 6a , above, for a charge no more than the cost of performing this distribution.
Gutxienez hiru urterako balio duen eskaintza idatziarekin batera banatu lana, erabiltzaile berari goiko 6a azpiatalean zehaztutako materialak emateko, banaketa honen kostua baino balio handiagoa ez duen karguarekin.