1- A Brief Grammar of Punjabi

Rev. T. Grahame, Bailey

2- A Reference Grammar of Punjabi

Harjeet Singh Gill and Henry A Gleason

3- A Short Punjabi Grammar

Major Henry Court

4- Punjabi Language and Linguistics, An Annotated Bibliography

Omkar M Koul and Madhu Bala

5- Punjabi Boli Da Pachokar

Asif Khan

6- Encyclopedia of Punjabi Language and Culture-11

Punjabi University Patiala

7- Encyclopedia of Punjabi Language and Culture-21

Punjabi University Patiala

8- Punjabi Boli Da Itihas

Piara Singh Padam

9- Punjabi Boli Da Itihas

Prof Piara Singh Padam

10- Punjabi Boli Atte Virsa

Edited by Sukhinder and Dr Balbir Singh Kathuria

11- Maintenance Of Punjabi Language In Delhi

Ranjit Singh Rangila