A source card is an index card with a citation on it to a source, such as a newspaper article, book or website. Source cards can be written in a variety of citation styles such as Modern Language Associate and American Psychological Association formats.

Web Page or Article

When citing a Web page, include the author's name, title of the Web page or article, the date the page or article was accessed and the full URL to the source. When using MLA format, write the citation as: Author Last Name, First Name. "Title of Article/Web Page." Title of Website. Month and Year of Publication. Web. Day Month Year Accessed. The title of the website should be underlined or italicized and all lines after the first should be indented. If the author's name is not given, write "Unknown" in its place.

In APA format, the citation should look like this: Author Last Name, First Name (Date of publication). Title of article or page. Retrieved from http://full article URL. The title of the article or Web page should be italicized. Indent all lines after the first.

Online Journal Article or Encyclopedia

When citing an online journal or encyclopedia, include the author or editor's name, article title, encyclopedia, database or journal title, copyright date, online publisher or sponsoring institution and date accessed. Write the citation in MLA format as follows: Author Last Name, First Name. “Article Title.” Database or Journal Title. Month and Year of Publication. Online Publisher or Institution Name. Web. Day Month Year Accessed. The title of the journal, database or encyclopedia should be underlined or italicized. Indent all lines after the first.

In APA format, write the citation for an online journal like this: Author Last Name, First Name. (Date of publication). Title of article. Title of Journal, volume number, page range. Retrieved from http://full article URL. For an online encyclopedia, write the citation as: Article Name. (n.d.). In Name of Encyclopedia online. Retrieved from http://full article URL. The name of the encyclopedia should be italicized.