Gaya APA
Lightbown, Patsy M., Spada, Nina. (2006).
How Languages are Learned (Edisi tiga).
New York:
Oxford University Press.
Gaya Chicago
Lightbown, Patsy M., Spada, Nina.
How Languages are Learned.
Edisi tiga
New York:
Oxford University Press,
2006.
Text.
Gaya MLA
Lightbown, Patsy M., Spada, Nina.
How Languages are Learned.
Edisi tiga
New York:
Oxford University Press,
2006.
Text.
Gaya Turabian
Lightbown, Patsy M., Spada, Nina.
How Languages are Learned.
Edisi tiga
New York:
Oxford University Press,
2006.
Print.