高校图书馆开展讲座服务的实践与思考——以北京师范大学图书馆“专家讲座”实践为例
고교도서관개전강좌복무적실천여사고——이북경사범대학도서관“전가강좌”실천위례
The Practice and Some Related Thoughts of the University Library's Lecture --the Example of Beijing Normal University Library's Lecture