Gw mau tau Hawala  at everything2.com dari Hawalah. Jelasin dalam bahasa melayu

Bowers, Charles. An academic paper concerning the international legal/political consequences of hawala and money laundering  at Berkeley Electronic Press

In Praise of Hawala by J. Orlin Grabbe, The Laissez Faire Electronic Times, Vol 1, No 13, May 13, 2002