TY - BOOK AU - Certo,Samuel C. TI - Supervision: concepts and skill-building SN - 9781259254093 AV - HF5549.12 .C42 2016 U1 - 658.302 23 PY - 2016///] CY - New York, New York PB - McGraw-Hill Education KW - Supervision of employees KW - fast N1 - Includes bibliographical references and index ER -