cite和refer的区别是什么 应该怎么用?

cite是vt.：
及物动词 vt.
1.
引用;引...为证;举出
The lawyer cited a previous case to support his argument.
律师引用了以前的案例来支持他的论点.
It's no use citing the Bible to someone who doesn't believe in God.
对不信上帝的人引用《圣经》是无用的.
refer是vi.：
不及物动词 vi.
1.
论及,谈到,提及[(+to)]
In his speech, he referred to the Bible several times.
他在演说中好几次提到圣经.
I knew the lady was referring to Bill when she spoke of a bright young lad.
当这位太太说起一个聪明小伙子时,我知道她指的是比尔.
2.
查阅,参考;查询,打听[(+to)]
Please refer to the last page of the book for answers.
寻找答案,请查阅书的最后一页.
3.
涉及,有关[(+to)]
The rule refers only to special cases.
这条规则只涉及一些特殊的情况.
详细的请看这里：
cite：http://dict.baidu.com/s?wd=cite
refer：http://dict.baidu.com/s?wd=refer