Gaya APA
HADIKUSUMO, C, L.
(2003).
NEGOTIATE : BUSINESS ENGLISH
.
MALANG:
BAYUMEDIA PUBLISHING.
Gaya MLA
HADIKUSUMO, CHERRY, L..
"NEGOTIATE : BUSINESS ENGLISH".
MALANG:
BAYUMEDIA PUBLISHING,
2003.
Prodi S1 Sastra Inggris.