For an example in the wild, try journalisted.com. The article pages there have NewsCredit support (for example).

As an illustrative example, here is a dummy article, marked up with NewsCredit:

<div class="hentry">
<h2 class="entry-title"><a rel="bookmark" href="http://example.org/foot-heads-arms-body">
Foot Heads Arms Body
</a></h2>
By <span class="author vcard"><a class="url fn n" href="http://example.org">Example Journalist</a></span>
on <abbr class="published" title="2008-09-03T12:52:22+0100">September 3, 2008 at 12:52 pm</abbr>
<div class="entry-content">
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
</div>
<ol class="vcalendar history">
<li class="vevent"> <span class="summary">Initial publication</span> at <abbr class="dtstart" title="2008-03-12T08:30:00">8:30am on March 12th 2008</abbr> by <span class="vcard"><a class="url fn" href="http://example.org/">Example Journalist</a> </span></li>
</ol>
This article adheres to the <a rel="principles" href="http://example.org/cop">The Example Journalist Seal of Utmost Integrity (tm)</a></div>