1 Analysis of Arabic Cultural Aspects in Three Main Arabic Textbooks A THESIS Submitted to the Faculty of the School of Graduate Studies and Research of California University of Pennsylvania in partial fulfillment of the requirements for the degree of Master of Arts in Social Sciences by Radhouane Boubaya Research Advisor, Dr. Razak Abedalla-Surrey California, Pennsylvania 2020  &$/,)251,$81,9(56,7<RI3(116