diff --git a/neural_machine_translation/README.md b/neural_machine_translation/README.md
index f5d367c..e589214 100644
--- a/neural_machine_translation/README.md
+++ b/neural_machine_translation/README.md
@@ -53,3 +53,7 @@ Below is a table, summarising the number of parameters and the BLEU scores achie
   <img src = "https://github.com/IvLabs/Natural-Language-Processing/blob/master/neural_machine_translation/plots/Conv_Seq2Seq.jpeg?raw=true"/>
   <img src = "https://github.com/IvLabs/Natural-Language-Processing/blob/master/neural_machine_translation/plots/Transformer.jpeg?raw=true"/>
 </p>
+
+
+### Reference(s):
+* [PyTorch Seq2Seq by Ben Trevett](https://github.com/bentrevett/pytorch-seq2seq)