APA Style

King, W., Skakoon, J, G. (2009). The Unwritten Laws of Business (Cetakan I, April 2009). Jakarta: PT Serambi Ilmu Semesta.

MLA Style

King, W.J.., Skakoon, James, G.. "The Unwritten Laws of Business". Cetakan I, April 2009 Jakarta: PT Serambi Ilmu Semesta, 2009. Text.