Nisa', Khoirun (2009) AL AL'AB AL LUGHOWIYYAH DIRASAH WASHFIYAH AN ISTI'MAL QARS FI TA'LIM AL LUGHAH AL 'ARABIYAH BI MA'HAD UMAR IBN KHATTAB SURABAYA. Undergraduate thesis, IAIN Sunan Ampel Surabaya.