The general format for citing an article iusing APA 6th ed. is noted below (see p. 198 of manual):
Author, A. A., Author, B. B., & Author, C. C. (year). Title of article. Title of Periodical, xx, pp-pp. doi:xx.xxxxxxxxxx
This format can vary slightly depending on the source from which it comes. For example, it could come from a newspaper (Wall Street Journal, from a magazine (Newsweek, Fortune), a trade journal (Chain Store Executive), or a scholarly journal (Journal of Business Ethics). The doi tends to be available for scholarly journals but not the other types noted here.
Recession contributes to jump in retail shrinkage. (2009, December). Chain Store Age, 85(12), 16. Retrieved from Business Source Complete database
In text cite:
The "main source of loss in North America was dishonest employees" ("Recession contributes," 2009).
Davis, B., Moffett, S., Granitsas, A., & Skrekas, N. (2010, May 29). World news: The word on IMF's task in Greece: Herculean. Wall Street Journal (Eastern Ed.), p. A8. Retrieved from ABI/INFORM Global
If you retrieve the article directly from the Wall Street Journal site then you would cite it as follows:
Davis, B., Moffett, S., Granitsas, A., & Skrekas, N. (2010, May 29). World news: The word on IMF's task in Greece: Herculean. Wall Street Journal. Retrieved from http://online.wsj.com
In text cite:
The IMF "faces its most far-reaching effort" (Davis, Moffett, Granitsas, & Skrekas, 2010).
Note: if there are three to five authors, you should include each author the first time it occurs in your document. If you refer to parts of the article in later sections, then use the first author's surname followed by et al. (per APA 6th ed., p. 175.):
Greece must cut prices and wages in order to grow fast enough (Davis et al., 2010).
Trusov, M., Bodapati, A., & Bucklin, R. (2010). Determining influential users in Internet social networks. Journal of Marketing Research (JMR), 47(4), 643-658. doi:10.1509/jmkr.47.4.643