@book{5230,
	author = {Ayres, Frank and Mendelson, Elliott},
	title = {Schaum `s outline of theory and problems of differential and integral calculus.},
	publisher = { McGraw-Hill, },
	year = { 1992},
	address = {London : },
	edition = {3 rd ed.},
	note = {Schaum`s outline series}
}