void OkuyucuYukle()
{
dataGridView1.DataSource = nesne.TumOkuyucular();
dataGridView1.Columns[0].Visible = false;
dataGridView1.Columns[1].HeaderText = "Tc Kimlik Numarası";
dataGridView1.Columns[2].HeaderText = "Adı Soyadı";
dataGridView1.Columns[3].HeaderText = "Öğrenci Numarası";
dataGridView1.Columns[4].Visible = false;
dataGridView1.Columns[5].Visible = false;
dataGridView1.Columns[6].HeaderText = "Telefon Numarası";
dataGridView1.Columns[7].HeaderText = "Eposta";
dataGridView1.Columns[8].HeaderText = "Cinsiyet";
}
