Document how to build the book.

diff --git a/README.md b/README.md
index 19955ba7d87a174f7c4612981ae42697b20d63d9..52e515f4f8f7af17ce4d5feac9207ec2a5f6fe7c 100644 (file)
--- a/README.md
+++ b/README.md
@@ -49,3 +49,6 @@ packages are needed:
   po4a
   dblatex
   dbtoepub
+
+When the build requirements are in place, the PDF and EPUB version of
+the book can be build by running 'make' on the command line.