Introduction: Emphasize book title instead of using quotes

Signed-off-by: Andre Noll <maan@tuebingen.mpg.de>

diff --git a/Introduction.m4 b/Introduction.m4
index 3f0f5b3ad926dcca588586d89bb1b36742ecc691..230e038a73b2c7e97ff91eef1be4b28415555122 100644 (file)
--- a/Introduction.m4
+++ b/Introduction.m4
@@ -24,8 +24,8 @@ for Developmental Biology and the Friedrich Miescher Laboratory in
 Tübingen, Germany. Over time they morphed into a generic document
 that was made public in December 2019. </p>
 
-<p> The title is of course a pun on the famous book "Advanced
-Programming in the Unix Environment" by W. Richard Stevens. While
+<p> The title is of course a pun on the famous book <em>Advanced
+Programming in the Unix Environment</em> by W. Richard Stevens. While
 Stevens' book centers around C programming, we try to convey
 fundamental ideas without assuming substantial programming skills.
 An elementary knowledge of shell and C programming is certainly