@book{7727,
	author = {Spiegel, Murray R. and Srinivasan, R. Alu.},
	title = {Schaums outline of theory and problems of probability and statistics },
	publisher = {National Book Foundation,},
	year = {c2000.},
	series = {Schaum's outline series},
	address = {Islamabad :},
	edition = {2nd ed.},
	note = {Includes index.}
}