【作者(必填)】
Klein
【文题(必填)】
Levels issues in theory development, data collection, and analysis.
【年份(必填)】
Academy of Management Review, 1994
【全文链接或数据库名称(选填)】
http://www.jstor.org/discover/10.2307/258703?uid=3737800&uid=2&uid=4&sid=56002384923