Gaya APA

Rangkuti-Hasibuan, S. (2001). English for specific purposes: medicine / Sofia Rangkuti Hasibuan (Ed. Rev.). : Djambatan.

Gaya MLA

Rangkuti-Hasibuan, Sofia. "English for specific purposes: medicine / Sofia Rangkuti Hasibuan". Ed. Rev. : Djambatan, 2001. Manajemen Dakwah.