@book{12756,
	author = {Gupta, K P},
	title = {Topology},
	publisher = {Pragati Prakashan},
	year = {2014},
	address = {Meerut},
	edition = {23rd ed.},
	note = {1701 19/12/2014 UBC7318 26/12/2014 Main Budget}
}