TY - BOOK AU - Waring,Alan TI - Practical systems thinking SN - 1861526148 (pbk.) AV - HD30.29 .W37 1997 U1 - 658.4032 22 PY - 1997/// CY - London PB - Thomson Learning KW - Problem solving KW - Management KW - System analysis N1 - Includes bibliographical references and index ER -