Gaya APA

Sulistyo, U., Setyarani, S. (2007). Successful English For Business : Develop Your Speaking Skill in The Business (Ed 1 Cet 1). Yogyakarta: Andi.

Gaya MLA

Sulistyo, Ule., Setyarani, Susana. "Successful English For Business : Develop Your Speaking Skill in The Business". Ed 1 Cet 1 Yogyakarta: Andi, 2007. Text.