Schwarz Leroy B ed Multi-level production/inventory control systems theory and practice edited by Leroy B Schwarz Schwarz Leroy B ed - Amesterdam North-Holland Pub 1981 - x,398p. cm. - Studies in the management science; 16 . Standard No.: 134,674 Source: Textual Subjects--Topical Terms: ECONOMICS Dewey Class. No.: X:89T, M1