Gaya APA
Cohen, William A. (1995).
Model business plans for product businesses .
New York:
John Wiley.
Gaya Chicago
Cohen, William A.
Model business plans for product businesses.
New York:
John Wiley,
1995.
Buku.
Gaya MLA
Cohen, William A.
Model business plans for product businesses.
New York:
John Wiley,
1995.
Buku.
Gaya Turabian
Cohen, William A.
Model business plans for product businesses.
New York:
John Wiley,
1995.
Buku.