TY  - BOOK
AU  - Costinett,Sandra
AU  - Byrd,Donald R.H.
TI  - Spectrum: a communicative course in English 
AV  - PE1128.B995.S643 1994 
PY  - 1994///
CY  - Englewood Cliffs, New Jersey
PB  - Prentice Hall Regents
KW  - English language
KW  - Textbooks for foreign speakers
N1  - 2
ER  -