张哲瑞律师说: "2008年3月31日,美国国土安全部移民海关执法局(ICE)向白宫行政管理与预算局(OMB)提交了一份临时规则,拟将OPT目前的12个月期限延长到17个月。"
http://immigration.wenxuecity.com/BBSView.php?SubID=zzr&MsgID=632
律师Shusterman说: " ...that Optional Practical Training for foreign students graduating from universities in the U.S. be extended from 12 to 29 months."
http://shusterman.com/
谁说得对?