Swift, L. B. and Zola, E. W. A. 1963. Kituba Basic Course. Washington, D. C.: Foreign Service Institute.
@book{Swift-and-Zola-1963, address = {Washington, D. C.}, author = {Swift, L. B. and Zola, E. W. A.}, publisher = {Foreign Service Institute}, title = {Kituba Basic Course}, year = {1963}, iso_code = {ktu}, olac_field = {syntax; general_linguistics; typology}, wals_code = {ktb} }