Kraft, Charles H. and Kraft, Marguerite G. 1973. Introductory Hausa. Berkeley: University of California Press.
@book{kraftkraft1973,
address = {Berkeley},
author = {Kraft, Charles H. and Kraft, Marguerite G.},
publisher = {University of California Press},
title = {Introductory Hausa},
year = {1973}
}