TY - BOOK AU - Schoderbek,Peter P. AU - Schoderbek,Charles G. AU - Kefalas,Asterios G. TI - Management systems: conceptual considerations SN - 0256030758 PY - 1985/// CY - Plano, Texas PB - Business Publications Inc. KW - Management KW - System analysis N1 - Includes bibliographical references and index ER -