DR. SATTAR JABBAR HAJI. INVOLVEMENT LEVEL FOR SOCIOLOGY TEXTBOOK FOR 6TH BASIC SCHOOLS STUDENTDS IN KURDISTAN REGION-IRAQ. International Education and Research Journal (IERJ), [S. l.], v. 4, n. 2, 2018. Disponível em: http://ierj.in/journal/index.php/ierj/article/view/1486. Acesso em: 29 jun. 2022.