@book{4668,
	author = {Chowdhury, Fatema and Fatema Chowdhury Munibur Rahman Chowdhury},
	title = {Essentials of Number Theory : },
	publisher = {® PI Publicatioin},
	year = {c2005},
	address = {Dhaka},
	edition = {1st Edn. },
	note = {Includes Index .}
}