@book{60,
	author = {Scheid, Francis. },
	title = {Schaum's outline of theory and problems of introduction to computer science / },
	publisher = {McGraw-Hill Book,},
	year = {c1970 [Reprinted 1989].},
	series = {Schaum's outline series.},
	address = {Singapore : },
	edition = {International ed.},
	note = {Includes index.}
}