Mahfuroh, Mahfuroh, Emzir Emzir, and Fahrurrozi Fahrurrozi. 2018. “DEVELOPING THE SKILLS OF WRITING GERMAN PARAGRAPH THROUGH THE MODEL OF COOPERATIVE LEARNING WITH JIGSAW TEHNIQUE (Action Research in MAN 2 Kota Serang )”. Bahtera: Jurnal Pendidikan Bahasa Dan Sastra 17 (1):30-54. https://doi.org/10.21009/BAHTERA.171.3.