本文探討二十世紀以來，圖書館組織、圖書館組織結構、圖書僧服務與組織結構，以及現代圖書做為因應變局，尤其是新科技之應用與資訊技術之管理所產生的組織結構之調整與改變。從本文之探討可以看出，間書館的組織結構是配合其服務目的目標而設計的，而在過去二、三十年，即因新資訊技術之引進一項，已在圖書館之內存組織，如公眾服務、技術服務以及館藏管理方面發生相當的調適與改變。至於在面臨電子間書館與虛擬圖書館的環境時，國書備組織結構應如何轉變調適，將是未來圖書館學者專家所拯應關注的課題。

This paper is to study the library organization, the library organizational structure, as well as the library services and library organizational structure. Also studied are the changes and innovations already made by the library under the influence of modern science and technology, and the application of information technology. This paper concludes that the design of library organizational structure is based on the idea of providing best services to library users. Due to the application of information technology, library has made some changes and innovations m the areas of public services, technical services, and collection management for its organizational structure in the past two or three decades, Once the predicted electronic library and virtual library are coming into existence in the near future, the library organizational structure will be changed greatly. As for how the library organizational structure will be changed in order to meet the needs of information society is a topic not studied in this paper right now. It needs to be further studied by all library scholars and specialists, including me.