Aslam Sipra,Muhammad Effectiveness of first language (LI) in learning second language (L 2) M.A TEFL - Islamabad AIOU 2004 - 86p Standard No.: https://i.ibb.co/DcNFC41/Thesis-cover.png Subjects--Topical Terms: English as a secand languageDissertation, Academic--MA TEFL Dewey Class. No.: 428 / ASE