Gaya APA
Larsen-Freeman, Diane, Long, Michael H.. (2009).
An Introduction to second language acquisition research .
London:
Longman.
Gaya Chicago
Larsen-Freeman, Diane, Long, Michael H..
An Introduction to second language acquisition research.
London:
Longman,
2009.
Text.
Gaya MLA
Larsen-Freeman, Diane, Long, Michael H..
An Introduction to second language acquisition research.
London:
Longman,
2009.
Text.
Gaya Turabian
Larsen-Freeman, Diane, Long, Michael H..
An Introduction to second language acquisition research.
London:
Longman,
2009.
Print.