diff --git a/books/duniayetu_dar/SUMMARY.md b/books/duniayetu_dar/SUMMARY.md
index 5bd86f1..e20b0fc 100644
--- a/books/duniayetu_dar/SUMMARY.md
+++ b/books/duniayetu_dar/SUMMARY.md
@@ -6,6 +6,7 @@
   - [Social Warming](why/social_warming.md)
 - [Farming](farming_v4/farming.md)
     - [TFNodes](farming_v4/tf_nodes.md)
+    - [TFRouters](farming_v4/tf_routers.md)
 - [Vision](values/values.md)
     - [Planet and People First](values/planet_people_first.md)
     - [Proof of Authenticity](p2p/poa.md)
diff --git a/collections/farming_v4/farming.md b/collections/farming_v4/farming.md
index e7f32c3..d687589 100644
--- a/collections/farming_v4/farming.md
+++ b/collections/farming_v4/farming.md
@@ -42,7 +42,7 @@ Cell's get colors in line to need of service:
 
 ### How to Become a Farmer
 
-- Buy a *TFNODE (Compute/Storage node) or *TFROUTER (Mycelium Network Node).
+- Buy a [TFNode](./tf_nodes.md) or a [TFRouter](./tf_routers.md) (Mycelium Network Node).
 - Build your own TFNode
   - Our software makes it easy to get started.