Gaya APA
Strategies in learning and using asecond language. (1999).
London:
Longman.
Gaya Chicago
Strategies in learning and using asecond language.
~.
London:
Longman,
1999.
Buku.
Gaya MLA
Strategies in learning and using asecond language.
~.
London:
Longman,
1999.
Buku.
Gaya Turabian
Strategies in learning and using asecond language.
London:
Longman,
1999.
Buku.