【陶農】評論
圖書館五律(Five Laws of Library Science),由印度學者阮加納桑(S.R. Ranganathan),於1931年所首創。其內容為:1.書貴為用(Books are for use)2.書為人而設(Books are for all)3.書有讀者(Every book its reader)4.節省讀者的時間(Save the time of reader)5.圖書館是一成長中有機體(Library is a growing organism)。