APA stands for American Psychological Association. For the citing of sources it is commonly used. The APA abstract should be a paragraph in format of a block. The length of the paragraph depends on the journal. The paragraph should contain 200 to 250 words. The APA manual has extra information about abstract. Abstract is very useful as people generally have a target of first reading the abstract. If they find it good then they decide whether to read the whole article or not. An abstract must include all the details such as introduction, functions, results and the discussion.  In the APA abstract sample papers some important things are given that are noticeable. The important things that are noticed are that everything is double-spaced, the width of the margins are 1 and ½ inch, the upper leftmost corner of the page contains the header in capital letters, the rightmost corner contains the page number, and different headings are used for a separate paper. The APA paper includes four main parts such as Title page, abstract, main body and references. The page header should be on the top leftmost corner of the page and the page number should be on the right hand side of the page. The page header should have a format that should contain a running title with a colon following it. Then there should be the title of the paper. The title should be in uppercase and lower case letters that should be placed in the center of the paper. Under the title name there should always be the author's name. The name should not be preceded by any degree or qualification such as doctor or engineer. All books and articles are cited in a particular manner. For example an article by the author Ritch and Meehl and a book by Steve are written in a format that contains the name of the author along with the year of publication. One of the APA Abstract samples are a magazine named as “Wont you be my neighbor” that is preceded by the editors name A. Foentes along with the date of publication in parenthesis. There are other samples also such as “The Values and Craft of American Journalism”, “How Business leaders are turning principles”, “The Islamic Threat : Myth or reality ?”, etc. There are many APA Abstract samples that hold a great value.