diff --git a/README.md b/README.md
index 19c8907..0a66090 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,11 @@ Visit the [Releases](https://github.com/captn3m0/google-sre-ebook/releases) page
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+The other 2 SRE books are available as PDFs directly from Google:
+
+- [Building Secure & Reliable Systems](https://static.googleusercontent.com/media/sre.google/en/static/pdf/building_secure_and_reliable_systems.pdf)
+- [Training Site Reliability Engineers](https://static.googleusercontent.com/media/sre.google/en/static/pdf/training-sre.pdf)
+
# Build
## Docker (Preferred)