The tribes of Northern and Central Kordofan /
by H. A. MacMichael.
- 1st ed., new impression..
- London : Frank Cass, 1967.
- xv, 259 p. : ill., 20 plates (incl. ports., map), tables, diagrs. ; 22 cm.
- Cass library of African studies. General studies, no.42 .