--- a/content/blog/2018/08/a-road-to-common-lisp.markdown Mon Aug 27 15:50:14 2018 +0000
+++ b/content/blog/2018/08/a-road-to-common-lisp.markdown Mon Aug 27 18:13:53 2018 +0000
@@ -708,8 +708,8 @@
I think the perfect book for both of these is [Paradigms of Artificial
Intelligence Programming][PAIP], often abbreviated as PAIP. The book was
-recently made available for free as a PDF, or you can buy a paper copy from
-if you prefer.
+recently made available for free as a PDF, or you can buy a used paper copy if
+you prefer.
[PAIP]: https://github.com/norvig/paip-lisp