Gaya APA
HARRIS, Michael, David Mower, Anna Sikorzynska. (2000).
Opportunities Intermediate: students' book .
Spain:
Longman.
Gaya Chicago
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Intermediate: students' book.
Spain:
Longman,
2000.
Monograf.
Gaya MLA
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Intermediate: students' book.
Spain:
Longman,
2000.
Monograf.
Gaya Turabian
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Intermediate: students' book.
Spain:
Longman,
2000.
Monograf.