TY - BOOK AU - Certo,Samuel C. TI - Supervision: concepts and skill building SN - 9780072488395 U1 - 658.302 CER PY - 2003/// CY - Boston PB - McGraw-Hill KW - Supervision of employees N1 - Multi-media instructional aids, including a web site, are available to supplement the text; Includes bibliographical references and index UR - http://www.loc.gov/catdir/description/mh022/2002067154.html UR - http://www.loc.gov/catdir/toc/mh021/2002067154.html ER -