Kotonya, Gerald. Requirements engineering : processes and techniques / Gerald Kotonya and Ian Sommerville. - New York : John Wiley, 1998. - p. cm. - Worldwide series in computer science . - Worldwide series in computer science. . ISBN: 0471972088 (alk. paper) LCCN: 98016175 Subjects--Topical Terms: Software engineering.Systems engineering. Dewey Class. No.: 005.1