HAMADA, Hacène. 2007. "The Pedagogical Task of Designing and Developing Language Teaching Materials Is a Consequent Implementation of a Language Course. Language Teachers Should Be Involved in This Task by Taking into Account Learning Objectives, Information Processing Stage". مجلة العلوم الإنسانية 18 (1): 45-60. http://conferences.umc.edu.dz/h/article/view/816.