APA
CLARKE-EPSTEIN C., . (2007). 78 Important Questions Every leader should ask and answer. : PHI.
Chicago
CLARKE-EPSTEIN CHRIS, . 2007. 78 Important Questions Every leader should ask and answer. : PHI.
Harvard
CLARKE-EPSTEIN C., . (2007). 78 Important Questions Every leader should ask and answer. : PHI.
MLA
CLARKE-EPSTEIN CHRIS, . 78 Important Questions Every leader should ask and answer. : PHI. 2007.