Petersen, Dan. Safety supervision Dan Petersen. - New York AMACOM c1976. - x, 211 p. ill. 24 cm. Includes bibliographical references and index. ISBN: 0814453929 12.95 LCCN: 76025101 Subjects--Topical Terms: Industrial safetySupervision of employees LC Class. No.: HD7261 / .P48 Dewey Class. No.: 658.38/2