Tweaks shared byline

src/epub/text/innocent-at-large.xhtml

@@ -9,7 +9,7 @@
 		<article id="innocent-at-large" epub:type="se:short-story">
 			<header>
 				<h2 epub:type="title">Innocent at Large</h2>
-				<p epub:type="contributors">By Poul and Karen Anderson</p>
+				<p epub:type="contributors">By Poul Anderson and Karen Anderson</p>
 			</header>
 			<p>The visiphone chimed when Peri had just gotten into her dinner gown. She peeled it off again and slipped on a casual bathrobe: a wisp of translucence which had set the president of Antarctic Enterprise⁠—or had it been the chairman of the board?⁠—back several thousand dollars. Then she pulled a lock of lion-colored hair down over one eye, checked with a mirror, rumpled it a tiny bit more and wrapped the robe loosely on top and tight around the hips.</p>
 			<p>After all, some of the men who knew her private number were important.</p>