TY - BOOK AU - William J. Rothwell...[et al.] TI - Working longer : new strategies for managing, training, and retaining older employees SN - 978 0 8144 7392 4 U1 - 658 300846 WOR PY - 2008/// CY - New York PB - McGraw-Hill KW - AGE AND EMPLOYMENT UNITED STATES ER -