Page 82 - الإحصاء في مجال الدراسات الإعلامية
P. 82
??????
???????? = ?17.5??
????? ?????? ???????? ??? ???????? ????????? ?? ???????? ????????
????????? ???? ????? ????? ????? ???????? ?? ????????
??????? ??????? ?:??
??? ??????? ?.??
??78??
