TY  - BOOK
AU  - Boyd,John R.
AU  - 
TI  - Before book one
SN  - 0130682896
U1  - 421.5 23
PY  - 1991///
CY  - Englewood Cliffs, New Jersey : 
PB  - Prentice Hall , 
KW  - English language pronounciation - Problems, exercises, etc
ER  -