Ehrensvard, U., & Toll, C. (1989). On both sides of al-mandab. Stockholm: Swedish Research Institutein İstanbul.
Chicago Stili AlıntıEhrensvard, Ulla, and Christopher Toll. On Both Sides of Al-mandab. Stockholm: Swedish Research Institutein İstanbul, 1989.
MLA AlıntıEhrensvard, Ulla, and Christopher Toll. On Both Sides of Al-mandab. Stockholm: Swedish Research Institutein İstanbul, 1989.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..