Question

Periodical indexes contain what

Answer 1

A periodical index contains citations for articles in magazines, journals, and newspapers which can be retrieved through searching. Some periodical indexesalso 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.

Answer 2

A periodical index contains citations for articles in magazines, journals, and newspapers which can be retrieved through searching. Some periodical indexesalso 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 ;)