SOFIA Rangkuti Hasibuan, & Supervisi: Nining I. Suryadi. (2013). English For Specific Purposes Law. Jakarta: Dian Rakyat.
Chicago Style aipamenaSOFIA Rangkuti Hasibuan, and Supervisi: Nining I. Suryadi. English For Specific Purposes Law. Jakarta: Dian Rakyat, 2013.
MLA aipamenaSOFIA Rangkuti Hasibuan, and Supervisi: Nining I. Suryadi. English For Specific Purposes Law. Jakarta: Dian Rakyat, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.