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Periodical literature - Wikipedia
Types of Periodicals - Introduction to Library Research
LibGuides: Finding Periodical Articles: What Are Periodicals?
Periodical Definition & Meaning - Merriam-Webster
Home - Periodicals, Journals, Magazines, and Newspapers: What's …
PERIODICAL | English meaning - Cambridge Dictionary
What are periodicals? | SFU Library - Simon Fraser University
Current Periodical Collections at the Library of Congress
PERIODICAL | definition in the Cambridge English Dictionary
Periodicals - History and Literature: A Guide to Research Resources ...