diff --git a/DNN-fundamentals/0.Papers and Books  b/DNN-fundamentals/0.Papers and Books 
index 6e9d3e4b356f81169b1f032c36118e78cc5e866b..5bfa1692c1c3ac0cf66c44c8ec18d4bb71cec9ef 100644
--- a/DNN-fundamentals/0.Papers and Books 	
+++ b/DNN-fundamentals/0.Papers and Books 	
@@ -1,6 +1,9 @@
 [BOOK] Deep learning, Ian Goodfellow and Yoshua Bengio and Aaron Courville
 > https://www.deeplearningbook.org/
 
+[BOOK] Elements of statistical Learning
+> https://web.stanford.edu/~hastie/ElemStatLearn/printings/ESLII_print12.pdf
+
 [PAPER] Do deep generative models know what they know?
 > https://openreview.net/pdf?id=H1xwNhCcYm