Gaya APA
Summers, Della. (2007).
Longman business english dictionary .
Wokingham, England:
Pearson Education.
Gaya Chicago
Summers, Della.
Longman business english dictionary.
Wokingham, England:
Pearson Education,
2007.
Buku.
Gaya MLA
Summers, Della.
Longman business english dictionary.
Wokingham, England:
Pearson Education,
2007.
Buku.
Gaya Turabian
Summers, Della.
Longman business english dictionary.
Wokingham, England:
Pearson Education,
2007.
Buku.