Gaya APA
Koontz, Harold, Fulmer, Robert M.. (1981).
A practical introduction to business, 3rd ed. (3rd. ed.).
Illinois:
Irwin.
Gaya Chicago
Koontz, Harold, Fulmer, Robert M..
A practical introduction to business, 3rd ed..
3rd. ed.
Illinois:
Irwin,
1981.
Text.
Gaya MLA
Koontz, Harold, Fulmer, Robert M..
A practical introduction to business, 3rd ed..
3rd. ed.
Illinois:
Irwin,
1981.
Text.
Gaya Turabian
Koontz, Harold, Fulmer, Robert M..
A practical introduction to business, 3rd ed..
3rd. ed.
Illinois:
Irwin,
1981.
Print.