Update README.md

README.md

@@ -375,7 +375,9 @@ print(response)
 * Pitikorn Khlaisamniang (pitikorn32@gmail.com)
 
 ### Citation
-If you find OpenThaiGPT useful for your work, please cite it using:
+If OpenThaiGPT has been beneficial for your work, kindly consider citing it as follows:
+
+#### Bibtex
 ```bibtex
 @misc{yuenyong2024openthaigpt15thaicentricopen,
       title={OpenThaiGPT 1.5: A Thai-Centric Open Source Large Language Model}, 
@@ -387,5 +389,8 @@ If you find OpenThaiGPT useful for your work, please cite it using:
       url={https://arxiv.org/abs/2411.07238}, 
 }
 ```
-
+#### APA Style (for TXT, MS Word)
+```
+Yuenyong, S., Viriyayudhakorn, K., Piyatumrong, A., & Jaroenkantasima, J. (2024). OpenThaiGPT 1.5: A Thai-Centric Open Source Large Language Model. arXiv [Cs.CL]. Retrieved from http://arxiv.org/abs/2411.07238
+```
 <i>Disclaimer: Provided responses are not guaranteed.</i>