Effective leadership /
Heller, Robert, -1932
Effective leadership / Robert Heller. - 72 p. : col. ill. 16 cm.
0-7894-4862-9
Leadership.
Management.
HD 57.7 / .H367 1999
Effective leadership / Robert Heller. - 72 p. : col. ill. 16 cm.
0-7894-4862-9
Leadership.
Management.
HD 57.7 / .H367 1999