Gaya APA
Flaherty, J, E.
(1999).
Peter Drucker : shaping the managerial mind
.
San Francisco:
Jossey-Bass.
Gaya MLA
Flaherty, John, E..
"Peter Drucker : shaping the managerial mind".
San Francisco:
Jossey-Bass,
1999.
Buku/Printed Material.