Tengku Abdullah Al-Haj : mutiara mahkota - Wan Helmy Zain; Azman Md. Diah; Daing Nasir Ibrahim, Dato', 1955- (Kuantan, Pahang : Penerbit Universiti Malaysia Pahang, 2018)
Keywords: Tengku Abdullah al-Haj Ibni Sultan Haji Ahmad Shah, -- 1959-.; Monarchy -- Malaysia; Heads of state -- Malaysia -- Biography; Pahang -- History; Pahang -- Kings and rulers; Malaysia -- Kings and rulers -- Biography