@book{327077,
	author = {Muddassar Farooq; Prof Hafeez-ur-Rahman and Habeel, Adviosrs},
	title = {Design and Development of a Mini Electronic Exchange with Direct inward Access to Link Extensions},
	publisher = {NUST},
	year = {1996},
	address = {Rawalpindi},
	note = {BE Project Report}
}