Gaya APA

Permatasari, H. (2015). Valuable value inside you : Creating value in life thrgough "The 5P Principles" (cet.1). Jakarta: Gramedia Widiasarana Indonesia.

Gaya MLA

Permatasari, Herlina. "Valuable value inside you : Creating value in life thrgough "The 5P Principles"". cet.1 Jakarta: Gramedia Widiasarana Indonesia, 2015. Text.