Chopra, G. L. (1928). The Panjab as a sovereign state, 1799-1839. Uttar Chand Kapur & Sons.
Dyfyniad Arddull ChicagoChopra, Gulshan Lall. The Panjab as a Sovereign State, 1799-1839. Lahore: Uttar Chand Kapur & Sons, 1928.
Dyfyniad MLAChopra, Gulshan Lall. The Panjab as a Sovereign State, 1799-1839. Uttar Chand Kapur & Sons, 1928.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.