The languages of Africa,
by Joseph H. Greenberg.
- [2d ed. with additions and corrections]
- Bloomington, Indiana University, c1966.
- vi, 180 p. maps. 25 cm.
- Indiana University. Research Center in Anthropology, Folklore, and Linguistics. Publication 25 .
- Publication ... of the Indiana University Research Center in Anthropology, Folklore, and Linguistics ; 25. .
"Expanded and extensively revised version of the author's Studies in African Linguistic classification ... 1955."