Management : a global perspective / Heinz Weihrich, Harold Koontz Manajemen / Harold Koontz, Cyril O'Donnell, Heinz Weihrich ; editor penerjemah, Gunawan Hutauruk. Dean koontz's frankenstein : book two city of night / Dean Koontz and Ed Gorman Essentials of management / Harold Koontz, Cyril O'donnell Kisah-kisah fantastis / Diciptakan dan diedit oleh David Copperfield serta Janet Berliner ; prakata oleh Dean Koontz ; alih bahasa Susanty Lesmana ... [et al.] A Practical introduction to business / Harold Koontz, Robert M. FulmerEssentials of management / Harold Koontz, Cyril O'Donnell, Heinz WeihrichEssentials of management / Harold Koontz, Heinz WeihrichEssentials of management : an Asian perspective / Joseph M. Putti, Harold Koontz, Heinz WeihrichManajemen / Harold Koontz, Cyril O' Donnell, Heinz Weihrich