TY  - BOOK
AU  -  Glatthorn,Allan A.
AU  -  Kreidler,Charles W.
AU  -  Heiman,Ernest J.
TI  -  The dynamics of language  / 
U1  -  420   22
PY  - 1971///
CY  -  Lexington  : 
PB  -  D.C. Heath Canada, 
KW  -  English language
ER  -