Marín Guzmán, R. 1. (1993). Social and ethnic tensions in Al-Andalus, cases of Ishbiliyah (Sevilla) 276/889-302/914 and Ilbirah (Elvira) 276-889-284/897-: The role of 'Umar ibn Hafsun. Islamabad Pakistan: Islamic Research Institute International Islamic University.
Chicago Style CitationMarín Guzmán, Roberto 1955-2024. Social and Ethnic Tensions in Al-Andalus, Cases of Ishbiliyah (Sevilla) 276/889-302/914 and Ilbirah (Elvira) 276-889-284/897-: The Role of 'Umar Ibn Hafsun. Islamabad Pakistan: Islamic Research Institute International Islamic University, 1993.
MLA CitationMarín Guzmán, Roberto 1955-2024. Social and Ethnic Tensions in Al-Andalus, Cases of Ishbiliyah (Sevilla) 276/889-302/914 and Ilbirah (Elvira) 276-889-284/897-: The Role of 'Umar Ibn Hafsun. Islamabad Pakistan: Islamic Research Institute International Islamic University, 1993.