 " Winding Up the Cambodian Hard Sell " . Time . 13 July 1970 . Retrieved 10 April 2007 . 
 " Winding Up the Cambodian Hard Sell " . Time . 13 July 1970 . Retrieved 10 April 2007 . 
 Winding Up da Cambodian Hard Sell  . Time . 13 July 1970 . Retrieved 10 April 2007 .