APA Style
Harris, Michael. ().
Opportunities Pre Intermediate Students' Book .
:
Longman.
Chicago Style
Harris, Michael.
Opportunities Pre Intermediate Students' Book.
:
Longman,
.
Text.
MLA Style
Harris, Michael.
Opportunities Pre Intermediate Students' Book.
:
Longman,
.
Text.
Turabian Style
Harris, Michael.
Opportunities Pre Intermediate Students' Book.
:
Longman,
.
Print.