The author may have a bias in writing the book. Other online resources can be used to get books by interlibrary loan. Published bibliographies include books as well as articles on the topic. Still Later . Reference sources are written for the general public and for specialists.
Scholars provide factual information and summaries of topics.
The reference source may provide bibliographical references. Access to reference tools is through the library's online catalog. Permission is granted for unlimited non-commercial use of this guide.