Gaya APA

Pujo, P., Azhar, T, N. (2007). Be The Great With The Geeg Principles: For Spiritual Business And Corporate Spiritual Investment . Bandung: Azzam Publishing.

Gaya MLA

Pujo, Pamungkas,Hendra., Azhar, Tauhid, Nur. "Be The Great With The Geeg Principles: For Spiritual Business And Corporate Spiritual Investment". Bandung: Azzam Publishing, 2007. Text.