 " The Three @-@ Theater War " . Time . 13 April 1970 . Retrieved 10 April 2007 . 
 " The Three @-@ Theater War " . Time . 13 April 1970 . Retrieved 10 April 2007 . 
 da Three @-@ Theater War  . Time . 13 April 1970 . Retrieved 10 April 2007 .