J-1豁免需要给美国务院提供雇主的推荐信吗？都需要什么？

来源: bluepark 于 2006-03-01 23:37:01 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.