Al-Amri, R. S. H., & Youssef, S. M. (2021). Environmental Degradation: Sinking into an Existential Crisis in Selected Australian and Canadian Plays. Imam Mohammad ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Amri, Rehan Saud Hajed, و Sayed Mohammad Youssef. Environmental Degradation: Sinking into an Existential Crisis in Selected Australian and Canadian Plays. Riyadh: Imam Mohammad ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Amri, Rehan Saud Hajed, و Sayed Mohammad Youssef. Environmental Degradation: Sinking into an Existential Crisis in Selected Australian and Canadian Plays. Imam Mohammad ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature, 2021.