diff --git a/guide/english/working-in-tech/index.md b/guide/english/working-in-tech/index.md
index 56d3de5badb..c79dd65621c 100644
--- a/guide/english/working-in-tech/index.md
+++ b/guide/english/working-in-tech/index.md
@@ -29,11 +29,11 @@ The field of computer security is growing at a rapid rate every year. A recent r
 
 ### Books
 
-[About Face: The Essentials of Interaction Design](https://amzn.to/2uwtugk)
+[About Face: The Essentials of Interaction Design](https://www.amazon.com/About-Face-Essentials-Interaction-Design-dp-1118766571/dp/1118766571/)
 
-[Thinking in Systems: A Primer](https://amzn.to/2u6FbJF)
+[Thinking in Systems: A Primer](https://www.amazon.com/gp/product/1603580557/)
 
-[Thinking, Fast and Slow](https://amzn.to/2tnnlTN)
+[Thinking, Fast and Slow](https://www.amazon.com/gp/product/0374533555/)
 
 [How to Win Friends & Influence People](https://www.amazon.com/How-Win-Friends-Influence-People/dp/0671027034/)
 
@@ -41,6 +41,8 @@ The field of computer security is growing at a rapid rate every year. A recent r
 
 [Think Like a Programmer](https://www.nostarch.com/thinklikeaprogrammer)
 
+["Lean In: Women, Work, and the Will to Lead" by Sheryl Sandberg](https://www.amazon.com/Lean-Women-Work-Will-Lead/dp/0385349947/)
+
 [The Mythical Man-Month: Essays on Software Engineering](https://www.amazon.com/Mythical-Man-Month-Software-Engineering-Anniversary/dp/0201835959)
 
 [The Pragmatic Programmer: From Journeyman to Master](https://www.amazon.com/Pragmatic-Programmer-Journeyman-Master/dp/020161622X)