Singh, A. K. (2010). Bhumandalikaran aur Bharat: Paridrishya aur vikalp. Samayik prakashan.
Dyfyniad Arddull ChicagoSingh, Amit Kumar. Bhumandalikaran Aur Bharat: Paridrishya Aur Vikalp. New Delhi: Samayik prakashan, 2010.
Dyfyniad MLASingh, Amit Kumar. Bhumandalikaran Aur Bharat: Paridrishya Aur Vikalp. Samayik prakashan, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.