Dirāsah taḥlīlīyah muqāranah li-nuqūsh min minṭaqat Ram janūb gharb Taymāʾ

von Askūbī, Khālid ibn Muḥammad ʻAbbās.
al-Riyāḍ : al-Mamlakah al-ʻArabīyah al-Saʻūdīyah, Wizārat al-Maʻārif, Wakālat al-Āthār wa-al-Matāḥif, 1999.
Umfang/Format: 559 p. ; 30 cm.

Dirāsah taḥlīlīyah muqāranah li-nuqūsh thamūdīyah min minṭaqat Ram bayna Thalīthwāt wa-Qayʿān al-Ṣanīʿ janūb gharb Taymāʼ

von Askūbī, Khālid ibn Muḥammad ʿAbbās.
Iṣdārāt Dārat al-Malik ʿAbd al-ʿAzīz ; 206
Silsilat al-Rasāʼil al-jāmiʿīyah ; 26
al-Riyāḍ : Dārat al-Malik ʿAbd al-ʿAzīz, 2007.
Umfang/Format: 574 pages : illustrations (some colored), colored maps ; 25 cm.