link fixing

Author: puredanger

content/community/books.adoc

@@ -67,7 +67,7 @@ Nov 15, 2019
 by Ivan Grishaev +
 Aug 31, 2018
 
-| image::https://images-na.ssl-images-amazon.com/images/I/51dqOLcPL7L._SL160.jpg[Getting Clojure,link="https://pragprog.com/book/roclojure/getting-clojure",width="130"]
+| image::https://images-na.ssl-images-amazon.com/images/I/51dqOLcPL7L._SL160.jpg[Getting Clojure,link="https://pragprog.com/titles/roclojure/getting-clojure/",width="130"]
 | https://pragprog.com/book/roclojure/getting-clojure[Getting Clojure] +
 by Russ Olsen +
 May 19, 2018

content/guides/getting_started.adoc

@@ -43,12 +43,12 @@ There are many ways to learn the Clojure language. This tutorial covers the basi
 
 If you'd like to work from a <<xref/../../community/books#,book>>, these are some excellent starting points:
 
-image:https://images-na.ssl-images-amazon.com/images/I/51Bvd25CstL._SL160.jpg[Programming Clojure 3rd edition,link="https://a.co/bSxW6A6",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/51dqOLcPL7L._SL160.jpg[Getting Clojure,link="https://pragprog.com/book/roclojure/getting-clojure",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/6112vbQYDLL._SL160.jpg[Clojure for the Brave and True,link="https://a.co/bsviqV7",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/5122uV93jfL._SL160.jpg[Living Clojure,link="https://a.co/1m2Zt4p",width="130"]
+image:https://images-na.ssl-images-amazon.com/images/I/51Bvd25CstL._SL160.jpg[Programming Clojure 3rd edition,link="https://a.co/bSxW6A6",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/51dqOLcPL7L._SL160.jpg[Getting Clojure,link="https://pragprog.com/titles/roclojure/getting-clojure/",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/6112vbQYDLL._SL160.jpg[Clojure for the Brave and True,link="https://a.co/bsviqV7",width="130"] image:https://images-na.ssl-images-amazon.com/images/I/5122uV93jfL._SL160.jpg[Living Clojure,link="https://a.co/1m2Zt4p",width="130"]
 
 If you'd like to try some practice problems:
 
 * https://4clojure.oxal.org/[4Clojure] - a large set of Clojure practice problems
-* https://exercism.io/tracks/clojure[exercism Clojure track] - larger problems with mentor support
+* https://exercism.org/tracks/clojure[exercism Clojure track] - larger problems with mentor support
 
 Also check out: