Optner, Stanford L. Systems analysis for business management. - 3 ed. - Englewood Cliffs, N.J. Prentice-Hall 1974. - 381 p. illus. 24 cm. Includes bibliography. LCCN: 60009174 /L Subjects--Topical Terms: Operations researchIndustrial management LC Class. No.: HD38 / .O7 Dewey Class. No.: 658.4032 / O62s3