Decalo, Samuel. Historical dictionary of Chad / by Samuel Decalo. - Metuchen, N.J. : Scarecrow Press, 1977. - xxiv, 413 p. : ill. ; 23 cm. - African historical dictionaries ; no. 13 . Bibliography: p. 301-413. ISBN: 0810810468 LCCN: 77023585 Subjects--Geographic Terms: Chad--History--Dictionaries.Çad--Tarih--Sözlükler. LC Class. No.: DT546.45 / .D4 Dewey Class. No.: 967 / DEC 1977