APA Style

Barron\'s, . (2011). Toefl iBT superpack: everything you need to excel on the TOEFL . English: Barron\'s Study Green.

MLA Style

Barron\'s, . "Toefl iBT superpack: everything you need to excel on the TOEFL". English: Barron\'s Study Green, 2011. Buku.