Whitehead, John. 1964 [1899]. Grammar and Dictionary of the Bobangi Language: as spoken over a prt of the Upper Congo, West Central Africa. Farnborough: Gregg Press. 520pp. (Originally published 1899 for the Baptist Missionary Society's Mission in the Congo Independent State).
@book{sdWhiteheadBobangi, author = {Whitehead, John}, note = {Originally published 1899 for the Baptist Missionary Society's Mission in the Congo Independent State}, pages = {520}, publisher = {Farnborough: Gregg Press}, title = {Grammar and Dictionary of the Bobangi Language: as spoken over a prt of the Upper Congo, West Central Africa}, year = {1964 [1899]} }