Sabah Al–Tamimi, Rafid. «The Effect of the -Zahorik- Model on Acquiring Grammatical Concepts Among Students of the College of Administration and Economics / University of Baghdad». Opción 350 (octubre 19, 2019): 839-876. Accedido diciembre 5, 2025. http://www.produccioncientificaluz.org/index.php/opcion/article/view/32267.