Gaya APA

Gear, R., Gear, J. (2009). Internet-Based Test : Cambridge Preparation For The TOEFL Test (14th Ed) (Sastra Inggris). Jakarta Selatan: .

Gaya MLA

Gear, Robert., Gear, Jolene. "Internet-Based Test : Cambridge Preparation For The TOEFL Test (14th Ed)". Sastra Inggris Jakarta Selatan: , 2009. .