BOOK Longitudinal Data and SAS-A Programmers Guide by Ron Cody SAS 2001

<p>多谢分享！</p>

<p>a great book, thank you so much!</p>

xiexie

好书

我要下载

<p>好书，谢谢啊～</p>

have bought it and will study it carefully

Thanks for sharing

我不是很同意楼主的看法啊

谢谢了。