What are the basic values or goals of that organization or institution?
Inquiring about the Date of Publication When was the source published?
Further editions usually indicate a source has been revised and updated to reflect changes in knowledge, to include prior omissions, and to better harmonize the contents with the intended needs of its readers.
If you are using a web source, do the pages indicate last revision dates? If the source is published by a university press, it is likely to be scholarly.
Is the source current or out-of-date for your topic?
Inquiring about the Edition or Revision Is this a first edition of this publication or not?
Evaluating the authority, usefulness, and reliability of resources is a crucial step in developing a literature review that effectively covers pertinent research as well as demonstrates to the reader that you know what you're talking about.