Library patrimony Polo SBN TO0 year 2019. Number of copies for ISBN

Data on the assets held in 2019 by the Libraries related to the Polo SBN TO0. The dataset contains information, for each ISBN, of the number of total copies existing in the pole and the total number of libraries holding the book本数据集收录了与Polo SBN TO0相关的图书馆2019年馆藏资产数据。针对每一个国际标准书号（ISBN, International Standard Book Number），数据集记录了该图书在该馆藏体系内的总复本数量，以及持有该图书的图书馆总数量。