Gaya APA
Nunan, David. (1999).
Second Language Teaching & Learning .
USA:
Heinle & Heinle Publishers.
Gaya Chicago
Nunan, David.
Second Language Teaching & Learning.
USA:
Heinle & Heinle Publishers,
1999.
Text.
Gaya MLA
Nunan, David.
Second Language Teaching & Learning.
USA:
Heinle & Heinle Publishers,
1999.
Text.
Gaya Turabian
Nunan, David.
Second Language Teaching & Learning.
USA:
Heinle & Heinle Publishers,
1999.
Print.