Periodical
Periodical publication is that which appears in parts or volumes as regular interval with the intention to continue its publication for ever. The definition given by ODLIS , Periodical is a serial publication with its own distinctive title, containing a mix of articles, editorials, reviews, columns, short stories, poems, or other short works written by more than one contributor, issued in softcover more than once, generally at regular stated intervals of less than a year, without prior decision as to when the final issue will appear. Although each issue is complete in itself, its relationship to preceding issues is indicated by enumeration, usually issue number and volume number printed on the front cover. Content is controlled by an editor or editorial board. Annals of Library Science and Documentation, ILA Bulletin , IASLIC Bulletin are some important periodicals in Library Science.
Journal
A journal is the periodic publication covers specific subject. According to ODLIS, Journal is periodical devoted to disseminating original research and commentary on current developments in a specific discipline, subdiscipline, or field of study (example: Journal of Clinical Epidemiology), usually published in quarterly, bimonthly, or monthly issues sold by subscription Journal articles are usually written by the person (or persons) who conducted the research. Longer than most magazine articles, they almost always include a bibliography or list of works cited at the end. In journals in the sciences and social sciences, an abstract usually precedes the text of the article, summarizing its content. Most scholarly journals are peer-reviewed. Scholars often use a current contents service to keep abreast of the journal literature in their fields of interest and specialization.
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