Books in Tanzania are often expensive and hard to come by. Most Tanzanian literature is in Swahili or English. Major figures in Tanzanian written literature include Shaaban Robert (considered the father of Swahili literature), Muhammed Saley Farsy, Faraji Katalambulla, Adam Shafi Adam, Muhammed Said Abdalla, Said Ahmed Mohammed Khamis, Mohamed Suleiman Mohamed, Euphrase Kezilahabi, Gabriel Ruhumbika, Ebrahim Hussein, May Materru Balisidya, Fadhy Mtanga, Abdulrazak Gurnah, and Penina O. Mlama.