APA Style
Spectrum 2B : A communicative course in English (student book 2B). (1982).
Englewood Cliffs, NJ:
Prentice Hall Regents.
MLA Style
Spectrum 2B : A communicative course in English (student book 2B).
.
Englewood Cliffs, NJ:
Prentice Hall Regents,
1982.
Text.