Cita APA (7a ed.)

dkk & Saiduddin, I. A. (2012). Buku Pintar Toefl. DIVA Press.

Cita Chicago Style (17a ed.)

dkk y Irham Ali Saiduddin. Buku Pintar Toefl. DIVA Press, 2012.

Cita MLA (9a ed.)

dkk y Irham Ali Saiduddin. Buku Pintar Toefl. DIVA Press, 2012.