APA
[Government of the Punjab], . (2017). Secretariat instructions (amended up-to-date). Lahore: Government of the Punjab.
Chicago
[Government of the Punjab], . 2017. Secretariat instructions (amended up-to-date). Lahore: Government of the Punjab.
Harvard
[Government of the Punjab], . (2017). Secretariat instructions (amended up-to-date). Lahore: Government of the Punjab.
MLA
[Government of the Punjab], . Secretariat instructions (amended up-to-date). Lahore: Government of the Punjab. 2017.