Gaya APA

Suroso, ., Widigdo, R, A. (2010). The Essentials of Economics for Grade VIII of Junior Hogh School and Islamic Junior High School (Jilid 2). Bandung: Prentice Hall.

Gaya MLA

Suroso, ., Widigdo, Rendro, Adi. "The Essentials of Economics for Grade VIII of Junior Hogh School and Islamic Junior High School". Jilid 2 Bandung: Prentice Hall, 2010. Text.