Shaykh Aḥmad ibn Muḥammad al-Yamanī al-Shirwanī ; Ḥaz̤rat al-ḥāj Mawlānā Muḥammad Shafīʻ (1929) Nafhat al-Yaman fī mā yazūl bi-dhikrihi al-shajan. Maṭbaʻ-i Saʻīdī. ISBN: .