1
by Hanks, William F.
Published 1996
Westview Press
Subjects: ...Language and culture...

2
by Nettle, Daniel
Published 2002
Oxford University Press
Subjects: ...Language obsolescence...

3
by Falk, Dean
Published 2009
Basic Books
Subjects: ...Language and languages / Origin...

4
Published 1857
Royal Anthropological Institute
...Africa, West / Languages...

5
by Cannecattim, Bernardo Maria de
Published 1869
Royal Anthropological Institute
...Africa, West / Languages...

6
by Simpson, Andrew
Published 2007
Oxford University Press
...Asia / Languages / Political aspects...

7
by Boas, Franz
Published 1966
Free Press
Subjects: ...Indians of North America / Languages...