A periodical index<span> contains citations for articles in magazines, journals, and newspapers which can be retrieved through searching. Some </span>periodical indexes<span>also include abstracts (brief summaries) of the articles and sometimes even the full text or entire content of articles as they originally appeared. Source is google.</span>
A periodical index<span> contains citations for articles in magazines, journals, and newspapers which can be retrieved through searching. Some </span>periodical indexes<span>also include abstracts (brief summaries) of the articles and sometimes even the full text or entire content of articles as they originally appeared. You're welcome ;)</span>
