APA Style

Salvatore, D., Diulio, E. (2004). Schaum's Easy Outlines Prinsip - prinsip ekonomi = Schaum's Easy Outlines Principles of Economics (1st). Jakarta: Penerbit Erlangga.

MLA Style

Salvatore, Dominick., Diulio, Eugene. "Schaum's Easy Outlines Prinsip - prinsip ekonomi = Schaum's Easy Outlines Principles of Economics". 1st Jakarta: Penerbit Erlangga, 2004. Text.