APA Style
Drucker, Peter F. 1909. (1967).
The effective executive / Peter F. Drucker. .
United Kingdom:
Heinemann.
Chicago Style
Drucker, Peter F. 1909.
The effective executive / Peter F. Drucker..
United Kingdom:
Heinemann,
1967.
Text.
MLA Style
Drucker, Peter F. 1909.
The effective executive / Peter F. Drucker..
United Kingdom:
Heinemann,
1967.
Text.
Turabian Style
Drucker, Peter F. 1909.
The effective executive / Peter F. Drucker..
United Kingdom:
Heinemann,
1967.
Print.