isbn出版平台

find books easily using isbn, title, or author searches. search using isbn-10 or isbn-13.

oclc is a nonprofit global library organization that provides shared technology services, original research, and community programs so that libraries can better fuel learning, research, and innovation.

국립중앙도서관에 오신 것을 환영합니다

the isbndb book database includes over 31 million unique isbns with up to 19 data points per book and is searchable via api. retrieve book information from isbn database on the go!

万方数据知识服务平台-中外学术论文、中外标准、中外专利、科技成果、政策法规等科技文献的在线服务平台。

学术参考网提供专业的职称论文发表、知网论文查重、论文检测、期刊杂志信息、论文下载，包括各领域学术论文范文，如何发表论文流程，打造专业论文发表代理服务，为用户解决发表难题。