Gaya APA
SETYARINI, S. (2007).
Successful English For Business : Develop Your Speaking Skill In The Business (1).
Yogyakarta:
Andi.
Gaya MLA
SETYARINI, SUSANA.
"Successful English For Business : Develop Your Speaking Skill In The Business".
1
Yogyakarta:
Andi,
2007.
Text.