5 1 20 A Guide to Managing Peolple With Understanding And Effectiveness Josefowitz, Natasha Primary Author mixed material 0446377449 New York warner books 1985 Cone, William F. Primary Author mixed material 0201011549 California Addison-Wesley 1974 he Imperatives Of Supervision SAYLES, LEONARD R. Additional Author Dowling, William F. Primary Author mixed material 007017668X Tokyo McGRAW-HILL KOGAKUSHA 1978 Mastering The Art Of Effective Supervision BLACK, JAMES MENZIES Primary Author mixed material 0070055130 New York McGraw-Hill Book Company 1975 Thomson, Brad Lee Primary Author mixed material 1556239254 New York Irwin Professional Publishing 1994