Gaya APA

WS, P, B., Toruan, R, L. (2007). Built to bless: The 10 commandements to transform your visionary company-built to last-to a spiritual legacy . Bandung: PT Elax media komputindo.

Gaya MLA

WS, Paulus, Bambang., Toruan, Rayendra, L.. "Built to bless: The 10 commandements to transform your visionary company-built to last-to a spiritual legacy". Bandung: PT Elax media komputindo, 2007. Text.