Gaya APA

Wardiman, A. et al (2008). English in Focus 2 : for Grade VIII Junior High School (SMP/MTs) (2008). Jakarta: Pusat Perbukuan DEPDIKNAS.

Gaya MLA

Wardiman, Artono. et al. "English in Focus 2 : for Grade VIII Junior High School (SMP/MTs)". 2008 Jakarta: Pusat Perbukuan DEPDIKNAS, 2008. E-Book.