Citations for a periodical article
Here's an example of a periodical article found in the Academic Search Complete database:
Here's how that citation would look when it is formatted (CBE style):
The main way to tell that this is an periodical article citation is the fact that there are two titles - the title of the article, and the title of the journal or periodical. An periodical citation will also always list the volume and/or issue numbers of the journal where the article is found.