Gaya APA
Longman : Study Dictionary of American English /. (2007).
United States of America:
Pearson.
Gaya Chicago
Longman : Study Dictionary of American English /.
.
United States of America:
Pearson,
2007.
Buku.
Gaya MLA
Longman : Study Dictionary of American English /.
.
United States of America:
Pearson,
2007.
Buku.
Gaya Turabian
Longman : Study Dictionary of American English /.
United States of America:
Pearson,
2007.
Buku.