Rumah ubat di Pulau Penyengat : Raja Haji Ahmad Ibni al-Marhum Raja Hasan al-Haj - Ahmad Ibni Raja Hasan al-Haj, Raja Haji; Mohd Affendi Mohd Shafri (Kuala Lumpur : Akademi Jawi Malaysia, 2018)
Raja Haji Ahmad Ibni Raja Hasan al-Haj, Tabib Diraja Kesultanan Riau.
Mengandungi rujukan dan indeks.
Keywords: Traditional medicine -- Formulae, receipts, prescriptions; Malays -- Medicine -- Formulae, receipts, prescriptions; Traditional medicine -- Indonesia -- Riau (Province).; Indonesia -- Social life and customs