BAKIR, R. S. (2012). Buku praktis TOEFL. Karisma Publising.
Lua i Stíl Chicago (17ú heag.)BAKIR, R Suyoto. Buku Praktis TOEFL. Karisma Publising, 2012.
Lua MLA (9ú heag.)BAKIR, R Suyoto. Buku Praktis TOEFL. Karisma Publising, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.