„CCI defers approval of census results until elections”. Dawn. 21. 3. 2021. Приступљено 10. 3. 2021. The figure of 80.54 million is calculated from the reported 38,78% for the speakers of Punjabi and the 207.685 million total population of Pakistan.
glottolog.org
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Источни панџапски”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Западни панџапски”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Источни панџапски”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Западни панџапски”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.