APA Style
Drucker, Peter F.. (1967).
The efective executive .
New York:
Harper & Row Publisher.
Chicago Style
Drucker, Peter F..
The efective executive.
New York:
Harper & Row Publisher,
1967.
Buku Teks.
MLA Style
Drucker, Peter F..
The efective executive.
New York:
Harper & Row Publisher,
1967.
Buku Teks.
Turabian Style
Drucker, Peter F..
The efective executive.
New York:
Harper & Row Publisher,
1967.
Buku Teks.