Gaya APA
HARRIS, Michael, David Mower, Anna Sikorzynska. (2001).
Opportunities Elementary : Students Book .
England:
Pearson education Limited.
Gaya Chicago
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Elementary : Students Book.
England:
Pearson education Limited,
2001.
Monograf.
Gaya MLA
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Elementary : Students Book.
England:
Pearson education Limited,
2001.
Monograf.
Gaya Turabian
HARRIS, Michael, David Mower, Anna Sikorzynska.
Opportunities Elementary : Students Book.
England:
Pearson education Limited,
2001.
Monograf.