The Court indicated that in order to determine whether reproduction of a copyrighted work conflicts with the normal exploitation and unreasonably prejudicial to the legitimate right of the copyright owners,it is necessary to consider the circumstances on a case-by-case basis. involving an examination of the factors of quality. In determining the issue of whether the quantity of duplication is a reasonable amountม the Court acknowledged the difficulty in interpreting the two conditions. The exception allows for the reproduction of copyright works for research or study which in not for profit, provided that the two conditions are satisfied; but it does not set a clear limitation as to the amount of reproduction, nor does it prohibit multiple reproductions of copyrighted materials.