na INLIS000000000000268 eng 0010-0119000268 On Leadership Druckers, Peter f. Druckers, Peter f. Boston : Harvard Press, [s.a] 217 hlm. 22 cm. 978-1-4221-57-97-8 658.4 DRU o 658.4 Manajemen Eksekutif 2019/00296 2019/00296