TY  - BOOK
AU  - COSTINETT,Sandra
AU  - BYRD,Donald, R.
TI  - Spectrum 6: a communicative course in English 
SN  - 0138266867 (pbk)
PY  - 1986///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall Regents
KW  - English language
KW  - Spoken English
KW  - Textbooks for foreigners
UR  - http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=41307
ER  -