00402nam a2200157 a 450000500170000000800410001710000220005824500230008026000320010330000170013550000190015265000280017194200140019994200140021399900170022720170619150145.0050804s1981                  001 0 eng d1 aBickerton, Derek.10aRoots of language.  aAnn Arbor :bKaroma,c1981.  axiii, 351 p.  aM-PB 3-11-2010 0aLANGUAGE AND LANGUAGES.  h401iB583  h401iB583  c63930d63904