al-Khilāfah al-Umawȳah ...

MLA

Dixon, ʻAbd al-Ameer ʻAbd. al-Khilāfah al-Umawȳah ... [Place of publication not identified] : [publisher not identified], 1973.

APA

Dixon, ʻ. (1973). al-Khilāfah al-Umawȳah ... [Place of publication not identified] : [publisher not identified].

Chicago

Dixon, ʻAbd al-Ameer ʻAbd. al-Khilāfah al-Umawȳah ... [Place of publication not identified] : [publisher not identified], 1973.