Swahili and Sabaki :
Hinnebusch, Thomas J.
Swahili and Sabaki : a linguistic history / Thomas J. Hinnebusch; Gérard Philipson; Derek Nurse. - Berkeley : University of California Press, 1993.
Swahili and Sabaki : a linguistic history / Thomas J. Hinnebusch; Gérard Philipson; Derek Nurse. - Berkeley : University of California Press, 1993.