Sprague, Ralph H. Building effective decision support systems / Ralph H. Sprague, Jr., Eric D. Carlson. - xviii, 340 pages : illustrations ; 25 cm - Grolier Computer Sciences Library ; 1. . Includes bibliographical references and index. LCCN: 81020963 Subjects--Topical Terms: Decision support systems LC Class. No.: HD30.23 / .S7 1983