Abstract - A type of index, which gives the location of an article in a periodical or a book and a brief summary of that article. Annual - An item that is published once a year. Annotation - A critical or explanatory note of a print or nonprint work. Article - A written essay or report on a subject.
Articles appear in magazines, journals, newspapers, and encyclopedias, among others.
A bibliography may be a full book or a brief list in books or journal articles. Bound Periodical - A volume containing a number of consecutive issues of a periodical bound together. Netscape and Microsoft Internet Explorer are the most widely used browsers. Number - A unique identifying number given to each book acquired by a library. The call number serves to group books together according to subject in an organizational scheme.