Cyssco, d. r. (2000). English grammar practice for toefl: Persiapan tes. Puspa Swara.
Chicago Style aipamenaCyssco, dhanny r. English Grammar Practice for Toefl: Persiapan Tes. Puspa Swara, 2000.
MLA aipamenaCyssco, dhanny r. English Grammar Practice for Toefl: Persiapan Tes. Puspa Swara, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.